That's a sign of an industry with heavy user research and iteration. In a more conservative industry, interaction practices researched and adopted at the begin

That's a sign of an industry with heavy user research and iteration. In a more conservative industry, interaction practices researched and adopted at the beginning of the discipline would be maintained for decades without questioning -cough programming cough-, and profound changes would require a thorough adjustment of the tools used by the industry and the mentality of the practitioners.