This appears to be some kind of speed chess, not chess.
Huh? Variants of lightning/blitz/fast chess have been around since the late 19th Century. They are very much games of chess. I’m not sure what the quibble is? Is untimed chess, which is uncommon for competitive play, the only real form of chess? Or is timed chess, which almost all competitive matches are, an acceptable form of chess, so long as the duration allotted to each player is __________? https://www.chesshist…
But, yeah, it's still chess.