Why would they spend time trying all those things and reinventing the wheel when a tool for doing exactly this has existed since time immortal (in bitcoin terms

Why would they spend time trying all those things and reinventing the wheel when a tool for doing exactly this has existed since time immortal (in bitcoin terms): https://bitcointalk.org/index.php?topic=25091.0 https://bitcointalk.org/index.php?topic=25091.0