A friend of mine has been a hard-working, loyal employee. Although he doesn't agree, all the signs are there that he was set up by his employer to fail. After 33 years he is now being discarded like trash.
Completely disassembled Tanya's laptop to get access to the drive. Installed it in the desktop. Restored the backup from before itunes 11.4. Few hours later, the iPhones sync their apps again. Thanks, Apple.