TANSTAAFL is an acronym for the adage "There Ain't No Such Thing As A Free Lunch," popularized by science fiction writer Robert A. Heinlein in his 1966 novel The Moon Is a Harsh Mistress, which discusses the problems caused by not considering the eventual outcome of an unbalanced economy. This phrase and book are popular with libertarians and economics textbooks.

here in't uch hing a f ree unch.

Fidonet Technology Network Client with integrated mail reader, tosser and scanner. Runs on Linux, in text mode. No active development has taken place since 2000, but it might be reopened in the future.