"Here are 9 flight footage videos of an ion propelled aircraft with complete onboard power that predates the MIT version by over a decade!!  It is also patented for carrying its power supply and way more efficient.  I am currently in the process of…"

"Here is a video of the first ion propelled aircraft to carry its power supply.  It is still the only such device ever that can both take off and fly using only ion propulsion.  It can fly VTOL or sideways using its collector surfaces exactly as…"

"This article is completely obscuring the most important facts. The point is developing enough thrust using ion propulsion to carry a power supply, not the size of the craft in general. This used to be considered impossible.
Historically the MIT…"