Yes. Find two-player games and chat programs in the file archives at ticalc.org or the TI-Philes. >This email concerns the linking cable and TI-83's. >Is it possible to create programs which sent data (numbers, letters, pics, >etc) >while a program is running on both calculaters? >An example is 2 player tetris? If there is, I would like information on >how to do it, or maybe an unprotected program which I can use as an example.