Craigslist and eBay were always strange bedfellows. From the time eBay took a 28% stake in the profit-eschewing Craigslist, it was all but inevitable that the companies would end up in litigation. Last week, eBay pulled the trigger, suing Craigslist for allegedly diluting the value of eBay's interest in the company to less than 25%, which meant that eBay lost some rights regarding its ability to elect a Craiglist director.