Why train users to say it incorrectly or How to correctly pronounce the word Drupal

In the interview, you mention that the idea to record a video came to you after watching a video about Drupal in English. 

If you watched them, did you not notice that the emphasis in the name is on the first syllable?

Why train many users (and I believe quite a few are watching and will continue to watch) to say it incorrectly from the start?

There is an official source that states how the word is pronounced and that the emphasis is on the first syllable.

Here is a video where you can listen to the correct pronunciation.

If you consider yourself an expert and are teaching people, I think it's worth listening and teaching correctly.