Do they run your purchased iOS software? Play your purchased iTunes movies locked with Fairplay DRM? Read your purchased iBooks? Read your personal documents

Do they run your purchased iOS software? Play your purchased iTunes movies locked with Fairplay DRM? Read your purchased iBooks? Read your personal documents, passwords, and data locked into iCloud? Synchronize with your other Apple iCloud-only devices? At some point, product tying results in lock-in far more costly to escape than, say, a video game console with platform-only titles.