Board Thread:Game Discussion/@comment-29605676-20180709192840/@comment-31433854-20180709193206

This has been ongoing for a while now to try to stop borrowing upgrades for WTTT. If you restore to a save with fewer upgrades on a car, your times for that car get wiped (unless you know the special-handshake wink-winksay-no-more workaround). However, for a car in a SE, it has no practial effect :)