and since he has already a huge database he doesn't need to scan transferlist all day anymore.
It doesn't matter, it happens and nothing will change it. Only thing, which could be changed, is to prevent to scan skills in future.
It's nowhere said he's using fake account
This database was created by automatic robot, scanner, script, whatever and no account (legal or illegal) is needed to do it. Currently skills of transferlisted players are visible by everyone, who don't have account in BB. And therefore it's impossible to prevent to scan these skills.
Here is example of another tool, which scan BuzzerBeater and is able to collect skills of transferlisted players:
http://webcache.googleusercontent.com/search?client=opera...And it is commercial tool too (Google makes money thanks display content of other sites).