No big surprise here: Tsu, a social network that worked around the App Store’s rules on pay-per-installs, incentivized its users to create content, rewarded people for signing up friends, and got banned from Facebook for spamming, has now shut down. Yes, “pay you to post” and “pay you to friend” turns out to be an unsustainable business model, … Continue reading Spammy social network Tsu shuts down