You stated that the technology is not improving but it is clear you've not seen what the Lightning Network has already done for Bitcoin in the past couple weeks. Do you buy bitcoin because if so you may have noticed lower fees thanks to LN getting to work. Transaction times, while not perfect...much better. You've also got exchanges finally adding SegWit like Coinbase....FINALLY you scum bags.
Other coins looking to utilize Smart Contracts have made head way utilizing 2+ layers (unlike Ethereum) like ADA. Imagine the possibility of billions of people having financial services they've never dreamed they could before. The blockchain and smart contracts can make that happen. The blockchain will ALWAYS be able to be updated.
Goldman is trying to figure out how they can profit from this new tech that they are starting to realize is the revolutionary game changer that so many are starting to see too. Plenty of Goldman sach guys love the B coin. "So, are any of today's cryptocurrencies going to be an Amazon or a Google, or will they end up like many of the now-defunct search engines? Just because we are in a speculative bubble does not mean current prices can't increase for a handful of survivors," Strongin said.