And then what is your security system without a blockchain? because for this they love cryptolvayu, it gives a high level of security
You think only Blockchain can be secure? Watch this:
https://www.youtube.com/watch?v=48mtB40sKhsBlockchain is just one of the options. There are many others, including those who are yet to be created.
I think that development will never stop. But now only blockchain in hype time)