Be careful with your "flute" ...the sine wave can fortify or assualt. WISDOMFIRE. https://www.tiktok.com/@gregoryredwolf/video/7217196641135299886?_r=1&_t=8bA3tUfjAc1

A suggested additional discussion on the progression of innovative technologies in terms of small manned aircraft/ drones. This article is 2 years aold BTW. https://blog.dronetrader.com/top-passenger-drones-helicopters-drone-taxis/