Editing a game file in Notepad unlocked the full version of Balatro, causing panic at the publisher - which responded quickly to the unfolding disaster.

And people would use all those 50 rounds, they played five to six hours … You could use Notepad to [adjust some code and unlock] the entire game." ...

To see inside, open 'BCW.ASM' with a text editor such as Notepad. This looks like opening BCW.ASM in Notepad. Game Source Code Collection has a total of 241 titles registered.