I distinctly remember people on the homeland bringing up how Aviel had quite the reputation as a shitty businessman and con-man back before the Idol-HE debuts. Looking it up I find a /vt/ thread from way back when that's decently well researched.
PSA: "Idol" The Israeli Vtuber agency is a Scam. - This rrathole goes deeper than you can ever imagine. This is a 9 page rrat. This is not a dox. This is information which the Israeli vtuber company "idol" used to get money from investors before running away with said money. Mods, if you see a...
warosu.org
Anyways, it seems that he's able to fund all of the shit for his talents because he might've scammed investors or even gotten government grants because he promised some sci-fi shit, and ran away with the money after botching the company once already.