Company ownership information seems like much the same thing, and is a solved problem in all countries (that want to have solved it).
And "my computer got hacked" is kind of a blanket argument against using technology in general - by that same argument you should probably never use digital banking/investment or anything online to manage your life, and nothing should ever be digitized.
Why would a blockchain magically fix this?
> "my computer got hacked" is kind of a blanket argument against using technology in general
Many (most?) financial actions you can take with a computer can be rolled back if shown to be fraudulent, because the asset isn't stored on the computer itself. This is specifically not true of crypto assets.