Wine purveyed on the World Wide Web joined many similar ventures with a big splash in the late 1990s. And, as with such ventures, some swam, some just bobbled, while others simply sank.
See article here: Marketing Wine on the Web by Susanne Stricker, Rolf A.E. Mueller, and Daniel A. Sumner. Choices, (22), 1 (2007): 31-34.