What isn't apparent here is that the axle(s) would create a "bobbing up and down" of the bike's saddle, unless the position of the axle is constantly adjusted with respect to the bike's frame.
Which is, engineering-wise, an expensive and commercially prohibitive exercise. Round wheels are...
Regarding the first vid of the "magnetic motor", I find it difficult to believe that a guy who can barely construct and/or articulate a sentence in English has the mental prowess to design something that's escaped the abilities of thousands of scientists and engineers over the last couple of...