It's because the programs and services that are for entertainment and shopping; i.e. things that companies want you to use are tested and refined to make sure that they're relatively pleasant and easy to deal with.
The programs that are for work - the time-tracking software, the inventory management system, the invoice filing cloud service; i.e. things that companies know you need to use for contract or regulatory reasons are only tested just enough to make sure they don't crash too hard.
Edit: I can see someone here works for BigTime.
Biting the hand that feeds IT
