Eric Jackson, the sassy activist investor who made so much trouble for Yahoo this year, has given up the ghost, crapped out, sailed into the sunset — pick your truism, Jackson has probably used it! He gave hunky videoblogger John Paczkowski a block-that-metaphor-worthy explanation for why he sold his hedge fund's Yahoo stake at $20:

I had no idea idea it would fall this much but I finally decided to stop pushing a rope by calling for change from the inside (as a shareholder). I voted with my feet. This board has the blood of its shareholders on its hands, and I hope they wear that scarlet letter stigma for a long time.

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