For those wondering just what's inside, Mike (of Mike's Electric Stuff[0]) has some excellent teardowns with commentary on a few[1][2]. The engineering constrai

For those wondering just what's inside, Mike (of Mike's Electric Stuff[0]) has some excellent teardowns with commentary on a few[1][2]. The engineering constraints (high reliability with low maintenance, instructing the user how to operate it, etc) make them very interesting machines. [0] http://electricstuff.co.uk/ http://electricstuff.co.uk/ [1] https://www.youtube.com/watch?v=pn-Wv9YAfv0 https://www.youtube.com/watch?v=pn-Wv9YAfv0 [2] https://www.youtube.com/watch?v=eWC22NufDUo https://www.youtube.com/watch?v=eWC22NufDUo