Aah..you are asking for documented, formal evidence. Unless someone leaks the trove of internals e-mails at Apple of the years before the previous decade, one i

Aah..you are asking for documented, formal evidence. Unless someone leaks the trove of internals e-mails at Apple of the years before the previous decade, one isn't going to get this. Adobe was a competitor after all. Quite a high barrier for an argument that favours Apple.