it's possible that the company is negligent or worse
This is absolutely true.
They previously
reused r values which resulted in hundreds of users having their coins stolen. Basically, every time you sign a bitcoin transaction, a random number is included as part of the signing process. If you reuse this random number across multiple transactions (as blockchain.com did), then you can essentially reverse the signing process and calculate the users' private keys. Once you have their private keys, you can steal all their coins.
Thankfully, a bitcointalk.org user managed to sweep lots of the vulnerable funds and later return them to their rightful owners. It's an incredible basic mistake for blockchain.com to make. Who knows what other incredibly basic mistakes they make when it comes to their security.
Cuz I think it makes them easier to read.
It doesn't