REBOL in One Line (R2 One-liners)

REBOL has a long history of one-liner programs. One-liners are like Haiku poetry. Not always practical, not always readable, they are fun to write. As with any art, some are better than others, but from time-to-time, a true gem pops up. Here are 45 example one-liners that were submitted by REBOL users. Notes: To try one, just cut and paste the code into the REBOL console. How long is a line? Here,