It know the sign of an undoubtful reign of Instagram : Museum Of Ice Cream has open its Pepto pink doors in San Francisco, as the new (un)expected temple of your selfies and other hashtags. Pink and liquid, this exhibition has been moving from New York to Los Angeles, and may soon be exhibited in Denver. Though every installation have indeed been already bought, and flooded the internet for month, we still are astonished by the falling scones hung to ceiling like suspended lamps, by ice cream bars, and by rainbow popsicles, stocked in the walls and melting, craving to be eat…