Shopify has acquired Threads.com, the Sequoia-backed Slack alternative, Threads said on its website. The companies didn’t disclose the terms of the deal but said that the Threads.com team will join Shopify. Threads added that after the launch of Meta’s social network with the same name last year, the startup had “the opportunity to sell our domains.” It is not clear if the startup sold the domain name to Meta, Shopify or anyone else, but the note does indicate that it would have had to rebrand f...