Point 5 : you entierely right! Completly forget to see it :X
Look this a famous french car and the model of the button :)
http://www.fotosearch.com/comp/SIX/SIX012/TRA-475.jpg

PS We can also press the little rectangles right upper corner side for Expand/ reduce screen :)
Maybe this can wins some place for Michael !
Double "same function" is maybe not necessary :D