Snapchat is bringing ads to the app’s main Chat tab, the company announced on Tuesday. Up until now, Snapchat has kept the Chat tab free from ads, but users will now start to see “Sponsored Snaps” from advertisers alongside messages from their friends. Users won’t be notified about Sponsored Snaps and will be able to tell them apart from regular messages, the company says. If a person decides to leave a Sponsored Snap unopened, it will eventually be removed from their inbox. If a user decides to open a Spon ...