Who would have thought watching skilled workers who have mastered their trade was so relaxing.This is so relaxing and I like to see people who know their work so good!Ah the spray foam was so cool to watch expand! Wow.This video was edited a bit funny, but i don't care, i zoned out anyway.It just shows, if you have the passion and desire to do your job well, result speaks a million times Better.The silicone one was sped up. The machines don't move that fast.