Online photo sharing and printing service Shutterfly raised $87 million in an IPO today, closing up 3.7% at $15.55 per share, reaching a ceiling of $16.73, according to VentureBeat. Marshall Kirkpatrick of TechCrunch observed, “In a time when IPOs are among the least common liquidity events enjoyed by Web 2.0 startups, for a photosharing site to remain independent and go public is interesting relative to all the startups we profile here.” I personally find this interesting on many levels. Just…