@Pilou
Not even! But when you see how bad they treat animals it makes you think...
I don't really understand what you said in your post-scriptum. Are you saying there's a better way than using circular array?

@OSTexo
You're right! I totally forgot about this one because I was focused on showing construction lines haha
I'll include it in my next video

@BurrMan
Sure, making videos allow me to train myself. I once spent one week in London doing interviews and at the final day I was more fluent, it just takes time and practice.

@DrNo
I plan to do a second one (maybe with less in depth explanations and more drawing)


Maybe a video where I draw the rest of those and explain just a few things
https://www.dropbox.com/s/sngfcn76jhrdith/Gauges%2003.jpg


Thanks for your nice comments :)