Was your Tindering hindered? Millions couldn’t use their favorite apps after the iPhone giant failed to renew a security certificate for the Mac App Store. Making matters worse, some people tried to delete and reinstall their apps, which didn’t fix the problem and instead swamped helpless developers at other firms with misdirected complaints. Apple corrected the issue within a few hours, renewing their certificates through 2035. But the error highlights the risks of a closed ecosystem, where one provider controls the flow of many of our daily software services.