Axon Wi-Fi & Lora Board, DOOM on a Bootloader, Ototo Music-making Anywhere, and More

<p>Welcome to the Electromaker Show, episode 42! This week’s DIY tech news highlights include an Axon Wi-Fi and LoRa IoT board that seeks crowdfunding, DOOM running on a bootloader, and the Ototo for music-making anywhere! Tune in for the latest maker, tech, DIY, IoT, embedded, and crowdfunding news stories from the week!</p> <p><iframe title="YouTube video player" src= "//www.youtube.com/embed/3FHRLlf2idk" width="560" height="315" frameborder="0" allowfullscreen="allowfullscreen"></iframe></p> <p>We publish a new show every week. <a href= "https://www.youtube.com/channel/UCiMO2NHYWNiVTzyGsPYn4DA?sub_confirmation=1" target="_blank" rel="noopener">Subscribe here</a>! </p> <p><a href= "https://directory.libsyn.com/shows/view/id/electromaker" target= "_blank" rel="noopener">Listen to the Electromaker Show in podcast format</a>! </p> <ul> <li><a href="https://hackaday.com/2021/04/16/doom-on-a-bootloader/" target="_blank" rel="noopener">Doom, on a bootloader?</a></li> <li><a href= "https://hackaday.com/2021/04/13/alien-art-drawn-with-surprisingly-simple-math/" target="_blank" rel="noopener">Alien Art made with just three characters</a>  </li> <li><a href="https://youtu.be/vSwumoSlZTo" target="_blank" rel= "noopener">How to use every type of 3d printer filament</a></li> <li><a href="https://mastering-openscad.eu/" target="_blank" rel= "noopener">Mastering OpenSCAD, a free full walkthrough</a></li> <li><a href= "https://www.kickstarter.com/projects/amin-mehdi-mansouri/axon-wifi-messaging-platform-made-for-iot?ref=discovery_category" target="_blank" rel="noopener">Axon Wi-Fi and LoRa IoT board on Kickstarter</a>  </li> <li><a href= "https://www.kickstarter.com/projects/905018498/ototo-make-music-from-anything?ref=discovery_category" target="_blank" rel="noopener">Ototo: Make Music from Anything</a></li> <li><a href= "https://www.reddit.com/r/interestingasfuck/comments/mt40b4/scannable_qr_code_advertisement_in_the_sky_made/" target="_blank" rel="noopener">Scannable QR code in the sky made with drones</a></li> <li><a href=