diff --git a/doc/rudi/rudi-ruder-win.svg b/doc/rudi/rudi-ruder-win.svg
new file mode 100644
index 0000000..b25711a
--- /dev/null
+++ b/doc/rudi/rudi-ruder-win.svg
@@ -0,0 +1,115 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg width="100%" height="100%" viewBox="0 0 583 276" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xml:space="preserve" xmlns:serif="http://www.serif.com/" style="fill-rule:evenodd;clip-rule:evenodd;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:1.5;">
+    <g transform="matrix(1,0,0,1,-35.4077,-299.343)">
+        <g transform="matrix(-1,-0.000178685,0.000154251,-0.863253,717.569,685.115)">
+            <ellipse cx="349.686" cy="225.908" rx="151.555" ry="64.755" style="fill:rgb(255,44,29);stroke:black;stroke-width:1.07px;"/>
+        </g>
+        <g transform="matrix(1,0,0,1,28.4418,190.037)">
+            <path d="M286.601,229.218C289.276,248.622 296.342,264.086 310.327,279.874C300.812,262.599 294.125,245.355 297.093,228.218L286.601,229.218Z" style="fill:rgb(209,17,3);stroke:black;stroke-width:1px;"/>
+        </g>
+        <g transform="matrix(1,0,0,1,28.4418,190.037)">
+            <g transform="matrix(0.00205003,0.676578,-0.676578,0.00205003,289.722,204.596)">
+                <circle cx="0" cy="0" r="36.391" style="fill:white;stroke:black;stroke-width:1.48px;"/>
+            </g>
+            <g transform="matrix(0.00362135,0.46002,-0.46002,0.00362135,293.586,211.476)">
+                <circle cx="0" cy="0" r="36.391" style="stroke:black;stroke-width:2.17px;"/>
+            </g>
+            <g transform="matrix(0.00181067,0.23001,-0.23001,0.00181067,288.722,204.596)">
+                <circle cx="0" cy="0" r="36.391" style="fill:white;stroke:black;stroke-width:4.35px;"/>
+            </g>
+        </g>
+        <g transform="matrix(-1,0,0,1,706.392,190.037)">
+            <path d="M286.601,229.218C289.276,248.622 296.342,264.086 310.327,279.874C300.812,262.599 294.125,245.355 297.093,228.218L286.601,229.218Z" style="fill:rgb(209,17,3);stroke:black;stroke-width:1px;"/>
+        </g>
+        <g transform="matrix(1,0,0,1,28.4418,190.037)">
+            <g transform="matrix(0.00205003,0.676578,-0.676578,0.00205003,388.597,204.596)">
+                <circle cx="0" cy="0" r="36.391" style="fill:white;stroke:black;stroke-width:1.48px;"/>
+            </g>
+            <g transform="matrix(0.00362135,0.46002,-0.46002,0.00362135,392.533,211.476)">
+                <circle cx="0" cy="0" r="36.391" style="stroke:black;stroke-width:2.17px;"/>
+            </g>
+            <g transform="matrix(0.00181067,0.23001,-0.23001,0.00181067,387.567,204.596)">
+                <circle cx="0" cy="0" r="36.391" style="fill:white;stroke:black;stroke-width:4.35px;"/>
+            </g>
+        </g>
+        <g transform="matrix(0.729283,-2.96924e-17,3.31033e-17,-1.08337,127.964,834.503)">
+            <path d="M363.785,318.565C366.3,316.683 367.623,314.549 367.623,312.377C367.623,305.546 354.786,300 338.975,300C323.164,300 310.327,305.546 310.327,312.377C310.327,314.549 311.65,316.683 314.165,318.565C330.705,314.514 347.245,314.47 363.785,318.565Z" style="stroke:black;stroke-width:1.08px;"/>
+        </g>
+        <g transform="matrix(0.511811,0.00507451,0.00737211,-0.743545,200.689,730.834)">
+            <path d="M363.785,318.565C366.3,316.683 367.623,314.549 367.623,312.377C367.623,305.546 354.786,300 338.975,300C323.164,300 310.327,305.546 310.327,312.377C310.327,314.549 311.65,316.683 314.165,318.565C330.705,314.514 347.245,314.47 363.785,318.565Z" style="fill:white;stroke:black;stroke-width:1.57px;"/>
+        </g>
+        <g transform="matrix(1,0,0,1,29.4418,190.037)">
+            <g transform="matrix(1.52947,0.197824,-0.138277,1.06908,-155.205,-130.843)">
+                <path d="M445.555,333.026L445.555,339.772C458.57,331.997 475.648,331.692 491.032,333.026C502.63,341.464 510.891,354.59 518.987,367.992C515.35,350.048 513.864,334.687 495.179,321.419C480.02,320.962 460.714,324.456 445.555,333.026Z" style="fill:rgb(255,0,4);stroke:black;stroke-width:0.75px;"/>
+            </g>
+            <g transform="matrix(1.38346,0.17894,-0.132531,1.02465,-106.692,-99.4881)">
+                <path d="M445.555,333.026L445.555,339.772C458.57,331.997 475.648,331.692 491.032,333.026C502.63,341.464 510.891,354.59 518.987,367.992C515.35,350.048 513.864,334.687 495.179,321.419C480.02,320.962 460.714,324.456 445.555,333.026Z" style="fill:rgb(255,83,71);stroke:black;stroke-width:0.81px;"/>
+            </g>
+            <g transform="matrix(1.25063,0.161758,-0.11774,0.910302,-66.5748,-47.1693)">
+                <path d="M445.555,333.026L445.555,339.772C458.57,331.997 475.648,331.692 491.032,333.026C502.63,341.464 510.891,354.59 518.987,367.992C515.35,350.048 513.864,334.687 495.179,321.419C480.02,320.962 460.714,324.456 445.555,333.026Z" style="fill:rgb(254,109,99);stroke:black;stroke-width:0.91px;"/>
+            </g>
+        </g>
+        <g transform="matrix(1.11717,-0.0134911,0.0134911,1.11717,11.4404,152.276)">
+            <g transform="matrix(-1.52947,0.197824,0.138277,1.06908,857.149,-122.797)">
+                <path d="M445.555,333.026L445.555,339.772C458.57,331.997 475.648,331.692 491.032,333.026C502.63,341.464 510.891,354.59 518.987,367.992C515.35,350.048 513.864,334.687 495.179,321.419C480.02,320.962 460.714,324.456 445.555,333.026Z" style="fill:rgb(255,0,4);stroke:black;stroke-width:0.67px;"/>
+            </g>
+            <g transform="matrix(-1.38346,0.17894,0.132531,1.02465,808.636,-91.4427)">
+                <path d="M445.555,333.026L445.555,339.772C458.57,331.997 475.648,331.692 491.032,333.026C502.63,341.464 510.891,354.59 518.987,367.992C515.35,350.048 513.864,334.687 495.179,321.419C480.02,320.962 460.714,324.456 445.555,333.026Z" style="fill:rgb(255,83,71);stroke:black;stroke-width:0.73px;"/>
+            </g>
+            <g transform="matrix(-1.25063,0.161758,0.11774,0.910302,768.519,-39.1239)">
+                <path d="M445.555,333.026L445.555,339.772C458.57,331.997 475.648,331.692 491.032,333.026C502.63,341.464 510.891,354.59 518.987,367.992C515.35,350.048 513.864,334.687 495.179,321.419C480.02,320.962 460.714,324.456 445.555,333.026Z" style="fill:rgb(254,109,99);stroke:black;stroke-width:0.81px;"/>
+            </g>
+        </g>
+        <path d="M458.479,299.843L501.801,385.706L483.536,357.128L459.922,356.81C461.219,359.389 462.626,361.984 464.124,364.598C469.852,374.595 476.484,384.07 483.354,392.071L520.953,379.098C518.698,372.227 509.385,353.734 505.6,346.35C490.238,320.681 470.903,301.887 458.479,299.843Z" style="fill:rgb(255,0,0);stroke:black;stroke-width:1px;stroke-linecap:butt;stroke-miterlimit:2;"/>
+        <path d="M476.397,345.957L449.131,303.294C444.35,310.247 446.55,326.436 454.694,345.665L476.397,345.957Z" style="fill:rgb(255,0,0);stroke:black;stroke-width:1px;stroke-linecap:butt;stroke-miterlimit:2;"/>
+        <g transform="matrix(1.91904,0,0,1.91904,-538.727,-501.927)">
+            <g transform="matrix(1,0,0,1,-206.042,-24.7226)">
+                <path d="M742.158,502.447C739.772,509.848 732.922,516.471 722.777,522.521C734.015,523.734 744.479,519.473 751.504,508.94L742.158,502.447Z" style="fill:rgb(254,109,99);stroke:black;stroke-width:0.52px;"/>
+            </g>
+            <g transform="matrix(1,0,0,1,-206.042,-24.7226)">
+                <path d="M751.365,508.94C762.221,499.436 762.789,489.684 757.237,479.785C749.705,485.381 744.028,488.47 735.811,487.991C737.641,497.119 742.164,504.525 751.365,508.94Z" style="fill:rgb(255,83,71);stroke:black;stroke-width:0.52px;"/>
+            </g>
+        </g>
+        <g transform="matrix(0.105752,-0.994393,0.994393,0.105752,9.03576,516.491)">
+            <g transform="matrix(-0.387971,-0.0870248,-0.0870248,0.387971,1030.34,-21.0172)">
+                <path d="M1944.68,934.772C1921.09,896.523 1932.18,782.181 1974.56,655.531C1990.23,608.676 2009.04,563.787 2029.1,525.376L2156.88,568.132C2149.78,610.876 2137.79,658.046 2122.11,704.901C2079.26,832.966 2018.43,931.728 1976.52,946.409L2085.08,568.504L1944.68,934.772Z" style="fill:rgb(255,0,0);stroke:black;stroke-width:2.52px;stroke-linecap:butt;stroke-miterlimit:2;"/>
+            </g>
+            <g transform="matrix(-0.995725,0.0923706,-0.0923706,-0.995725,428.457,726.747)">
+                <path d="M182.692,268.985L182.692,174.156L193.766,174.156L193.766,262.63C191.152,263.999 188.537,265.462 185.934,267.001L182.692,268.985Z" style="stroke:black;stroke-width:1px;"/>
+            </g>
+            <g transform="matrix(-0.995725,0.0923706,-0.0923706,-0.995725,428.457,726.747)">
+                <path d="M182.692,292.805L193.766,287.03L193.766,290.902L182.692,298.191L182.692,292.805Z" style="stroke:black;stroke-width:1px;"/>
+            </g>
+            <g transform="matrix(-0.995725,0.0923706,-0.0923706,-0.995725,428.457,726.747)">
+                <path d="M186.692,318.086C188.312,317.289 189.931,316.492 191.551,315.695L193.766,314.518L193.766,497.999L191.577,497.079C190.016,496.484 188.455,495.89 186.895,495.295L182.692,493.866L182.692,319.896L186.692,318.086Z" style="stroke:black;stroke-width:1px;"/>
+            </g>
+            <g transform="matrix(-0.995725,0.0923706,-0.0923706,-0.995725,428.457,726.747)">
+                <path d="M182.692,319.896L186.692,318.086C188.312,317.289 189.931,316.492 191.551,315.695L193.766,314.518L193.766,290.902L182.692,298.191L182.692,319.896Z" style="stroke:black;stroke-width:1px;"/>
+            </g>
+            <g transform="matrix(-0.995725,0.0923706,-0.0923706,-0.995725,428.457,726.747)">
+                <path d="M182.692,512.971L182.692,571.911L193.766,571.911L193.766,519.91L192.912,519.38L182.692,512.971Z" style="stroke:black;stroke-width:1px;"/>
+            </g>
+        </g>
+        <g transform="matrix(1,0,0,1,56,0)">
+            <path d="M198.549,354.049L220.458,354.343C218.026,359.991 215.073,365.879 211.645,371.859L202.175,386.73C199.034,391.211 195.753,395.446 192.416,399.332L173.717,392.881L198.549,354.049Z" style="fill:rgb(255,0,0);stroke:black;stroke-width:1px;stroke-linecap:butt;stroke-miterlimit:2;"/>
+        </g>
+        <g transform="matrix(1,0,0,1,56,0)">
+            <path d="M205.636,343.069L226.639,310.556C230.599,316.315 229.769,328.411 224.739,343.326L205.636,343.069Z" style="fill:rgb(255,0,0);stroke:black;stroke-width:1px;stroke-linecap:butt;stroke-miterlimit:2;"/>
+        </g>
+        <g transform="matrix(1,0,0,1,56,0)">
+            <path d="M205.636,343.069L224.739,343.326L223.254,347.509C222.638,349.062 222.023,350.614 221.407,352.167L220.458,354.343L198.549,354.049L199.09,353.202L205.636,343.069Z" style="stroke:rgb(6,2,2);stroke-width:1px;stroke-linecap:butt;stroke-miterlimit:2;"/>
+        </g>
+        <g transform="matrix(1,0,0,1,56,0)">
+            <path d="M173.717,392.881L154.817,386.36C157.874,377.045 162.499,366.877 168.23,356.88C176.635,342.215 186.42,329.568 195.697,320.682L195.659,320.331C200.211,317.065 213.64,307.706 217.291,307.105L198.317,344.921L198.307,344.827L173.717,392.881Z" style="fill:rgb(255,0,0);stroke:black;stroke-width:1px;stroke-linecap:butt;stroke-miterlimit:2;"/>
+        </g>
+        <g transform="matrix(-2.14337,0.024885,0.024885,2.14337,1380.31,-613.484)">
+            <g transform="matrix(1,0,0,1,-206.042,-24.7226)">
+                <path d="M742.158,502.447C739.772,509.848 732.922,516.471 722.777,522.521C734.015,523.734 744.479,519.473 751.504,508.94L742.158,502.447Z" style="fill:rgb(254,109,99);stroke:black;stroke-width:0.47px;"/>
+            </g>
+            <g transform="matrix(1,0,0,1,-206.042,-24.7226)">
+                <path d="M751.365,508.94C762.221,499.436 762.789,489.684 757.237,479.785C749.705,485.381 744.028,488.47 735.811,487.991C737.641,497.119 742.164,504.525 751.365,508.94Z" style="fill:rgb(255,83,71);stroke:black;stroke-width:0.47px;"/>
+            </g>
+        </g>
+    </g>
+</svg>