Alphabet's stock looks relatively cheap compared to the rest of the "Magnificent Seven."Whenever a publicly traded business faces a big risk or unknown, that can weigh on its valuation. For Alphabet (GOOG 0.21%) (GOOGL 0.28%), the tech giant that owns Google and YouTube, the big concern recently was that antitrust lawsuits would result in it being forced to sell off key parts of its business.Although Judge Amit P. Mehta did rule earlier this month that the company has operated a monopoly in search, he did n ...