In an electronics circuit, what is the purpose of a transistor?

that was two different games in a row. and it's not the first time.

I'm not going to make a big deal but, I just lost my bonus twice in a row,at the end of the game. I could have used it too.

Reverse engineered by Bell labs from the Roswell crash debris

Invented by Bell Labs who got a patent everyday for 100 years. They were brilliant and asked by Spielberg to make a phone so ET could, "phone home"

I guessed the longest answer...