Pervasive because their products work without the heavy baggage of Win based systems.
I used to be an MS OS only guy, now I won’t touch them.
I responded on another thread about Rush, He was saying Apple never writes software for non-Apple products. My comment was that I used Apple iTunes on an Intel Windows PC long before I did so on a Mac, which were non-Intel based. So Apple did write software for PCs. I digress. Like you, I got tired of the "baggage" on the Windows machines, and migrated to mostly using Macs.