<div dir="ltr">This is the W7X stellarator at the Max Planck Institute for Plasmaphysics. It is a working machine that has achieved some useful results, but it will not exceed breakeven (that is more power out than in). Stellarators actually predated Tokamaks but now have fallen somewhat out of favor compared to Tokamaks and other designs. <span id="gmail-channel-name" class="gmail-style-scope gmail-ytd-video-owner-renderer" style="display:flex;font-family:Roboto,Arial,sans-serif;font-size:10px;line-height:2rem;background-color:rgb(249,249,249)"><div id="gmail-container" class="gmail-style-scope gmail-ytd-channel-name" style="margin:0px;padding:0px;border:0px;background:transparent;overflow:hidden;max-width:100%"><span class="gmail-style-scope gmail-ytd-channel-name" role="tooltip" tabindex="-1" style="outline:none"><div id="gmail-tooltip" class="gmail-style-scope gmail-tp-yt-paper-tooltip gmail-fade-in-animation" style="margin:8px;padding:8px;border:0px;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial;outline:none;font-family:Roboto,Noto,sans-serif;border-radius:2px;opacity:0">Max-Planck-Institute for Plasma Physics<span style="background-color:rgb(255,255,255);font-family:Arial,Helvetica,sans-serif;font-size:small"> </span></div></span></div></span><div><a href="https://www.youtube.com/watch?v=lyqt6u5_sHA">https://www.youtube.com/watch?v=lyqt6u5_sHA</a><br></div></div>