Web 2.0 junkies have found a convenient way to circumvent the typical jitters associated with proposing marriage to one's sweetheart: Use Twitter.

These three engagements began with proposals on Twitter, the omnipresent micro-blogging application that measures the notable events of your day in 140 characters or less. Adios, sports venue JumboTron proposals. Sayonara, skywriting plane proposals. Twitter has just killed every awkward proposal idea that has ever existed with its sheer simplicity and unbeatable price.