In the 1990’s a 30-year-old woman working in a multinational company was exploited like hell 10 hours a day before a PC.
She had cervical neck problems and tendonitis in both arms since she tried to use her left and right hand in a vain effort to ease the ‘mouse pain’.
More or less in the same years a bright young programmer, web author, Linux super expert and ICQ-IRC chatting fiend (the Facebook of the ’90’s) noticed with some irony four IT men who were watching him fascinated: he made use of three keyboards at the same time with tremendous speed.
“The secret of speed and relaxation – he said amused – is using your computer(s) without a mouse.”
Well, not many know that 50%, maybe 76 % (figures arbitrary) of PC mouse tasks can be performed via keyboard shortcuts.
Some crucial keys may be: ALT, arrow keys, the Enter key, CTRL … the list being too long here are a few links: