Killing it in the way they did? Not a dire technical one. In the past they managed to keep compatibility
Killing it in what way? They kept compatibility for years and eventually ended it, just like the transitions you mention.
This is business, nothing else
Both the security changes and dropping 32 bits are technically reasonable things to do. You might not like them and that's perhaps not entirely unreasonable either but the notion that they were done for business, nothing else makes little sense. What business do you have in mind? Apple makes money selling iPhones.
Killing it in what way? They kept compatibility for years and eventually ended it, just like the transitions you mention.
This is business, nothing else
Both the security changes and dropping 32 bits are technically reasonable things to do. You might not like them and that's perhaps not entirely unreasonable either but the notion that they were done for business, nothing else makes little sense. What business do you have in mind? Apple makes money selling iPhones.