The xTool P3 is a powerful CO2 laser with plenty of modern convenience and productivity-focused features on both the hardware and software sides. Using this machine across multiple projects was very enjoyable.
The Creality Falcon A1 Pro is a 20W laser engraver that offers automatic material focus, an integrated camera, and user-friendly software at a sub-$1,000 base price. With an upgrade path that includes a 2W IR laser for engraving metal and glass, a rotary engraver, and an air filter, the Falcon A1 Pro is a prosumer product that can grow with users over time.
YouTube creator and high school teacher ChemTeacherPhil demonstrated how to use light to transmit sound wirelessly to a solar panel and utilize it to play music.