You don't think online businesses will treat a customer who enters a different date of birth each time as less trustworthy? You don't think BigTech ever cancel

You don't think online businesses will treat a customer who enters a different date of birth each time as less trustworthy? You don't think BigTech ever cancel accounts being used by regular people? You don't think companies ever share data with each other to make decisions about whether a transaction might be fraudulent?