Some of these languages might come with some inherent advantages that give you an edge over the competition (like memory safety in rust). If the founders are we

Some of these languages might come with some inherent advantages that give you an edge over the competition (like memory safety in rust). If the founders are well versed with a new technology like this than that would give them the edge. The problem is that it needs some serious backing for a prog language project in order to become a contender in this game. It is far more than a weekend project (+the founders seeking to apply this knowledge should be well versed in the subject matter) It might be that the end of 'moores law' will make such factors more important to the success of a project, more competition and a smaller margin will lead people to look for other differentiators, so to speak.