They could make an exception, for the larger benefits to their platform. Custom updaters are helping no one, and it seems like the spark has left Sparkle (the l

They could make an exception, for the larger benefits to their platform. Custom updaters are helping no one, and it seems like the spark has left Sparkle (the last I looked, sparkle 1 was for an era long past, and sparkle 2 was still incomplete). On an alternate timeline, Apple could have allowed software vendors to hook into the old software update application, and pull in updates through that mechanism, in addition to the first party updates.