If you are truly interested (rather than being argumentative) my reasons are aptly described in post number 28.
All that is necessary is to actually read and understand.
With regards to dive/drive, Harry Truman said it best...'can't stand the heat, stay out of the kitchen.'
The 'new' way seems to be CDA, however....being quite a lot older, and have successfully used dive/drive over many years, we stick with what we do best, the old fashioned way.
And, what's more, the concerned regulatory authority has no objections whatsoever.