#5

Error occurred when evaluating apply callback

Possible solution:
https://www.mathworks.com/matlabcentral/answers/261658-error-occurred-when-evaluating-apply-callback-instrument-control-toolbox

#4

Robot crawler (2014):

http://www.dailymail.co.uk/sciencetech/article-2532664/Rise-lizard-bots-Gecko-like-machines-stick-surfaces-space-soon-crawling-satellites.html