Nobody with any sense really believed Apples protestations during the 1999-2007 time period that Carbon was going to be a long term solution, but Apple really t

Nobody with any sense really believed Apples protestations during the 1999-2007 time period that Carbon was going to be a long term solution, but Apple really tried to sell folks on the idea that it would be, until they suddenly low-key ghosted on the Carbon developer community at WWDC 2007, when 64-bit Carbon was quietly removed from the keynote deck a year after it had been prominently featured. https://www.macrumors.com/2007/06/13/leopard-drops-carbon-64-bit-support/ https://www.macrumors.com/2007/06/13/leopard-drops-carbon-64... Archive.org records the wailing and gnashing of teeth which accompanied the relatively sudden announcement: https://web.archive.org/web/20140115143937/http://lists.apple.com/archives/carbon-dev/2007/Jun/msg00258.html https://web.archive.org/web/20140115143937/http://lists.appl... https://web.archive.org/web/20140115112428/http://lists.apple.com/archives/carbon-dev/2007/Jun/msg00292.html https://web.archive.org/web/20140115112428/http://lists.appl... You can still find developer documents in Apple's archives referring to a 64-bit upgrade path for Carbon apps. https://developer.apple.com/library/archive/documentation/Carbon/Conceptual/Carbon64BitGuide/Introduction/Introduction.html#//apple_ref/doc/uid/TP40004381 https://developer.apple.com/library/archive/documentation/Ca...