In 2006, Microsoft released Windows Vista. It was supposed to be great but it was delivered years late, and when it finally released it was a slow, buggy mess that no one wanted to use. It wanted all of your memory, and it wouldn’t run well on the computer you already had without significant upgrades. People went out of their way to use its predecessor, since it was consistently faster and more compatible with their applications.
Let me type that paragraph again, with a few subtle changes: In 2001, Apple released Mac OS X 10.0. It was supposed to be great but it was delivered years late, and when it finally released it was a slow, buggy mess that no one wanted to use. It wanted all of your memory, and it wouldn’t run well on the computer you already had without significant upgrades. People went out of their way to use its predecessor, since it was consistently faster and more compatible with their applications.
I have seen it time and time again. A small business with multiple phone lines, wants to save money by switching over to VoIP.