I think that would suggest we didn't learn anything from this really fertile period in computer science so that would kinda be a tragedy but even more of a tragedy than these ideas not being used would be if these ideas were forgotten if if anybody were ever to be shown this stuff and actually be surprised by it right but even that's not the biggest tragedy that's not the real tragedy the real tragedy would be if people forgot that you could have new ideas about programming models in the first place so 