Huh, interesting. So Harada says frame display is very possible to be a permanent feature in future games without resorting to a paywall. Apparently the payment idea was from Namco, Harada wanted to include it as a free update despite he was against including it entirely. Shit like that should of been free, corporate companies will try to use anything to get cash these days.
The concept of qcf has been around for ages. And, there are other reasons why many things some of the Smash players say just comes off as ridiculous.