aci·hace 16 años·discussThis is not only your impression. Look for example at this Wikpedia page: http://en.wikipedia.org/wiki/List_of_countries_by_income_equ...
aci·hace 16 años·discuss"I want to tell them how awesome it is that they are doing it, but am never sure if that's the right thing to do some stranger lol."General heuristic: If you are not sure, if it is right to approach a stranger, just do it. Really. Talk to them next time.And don't end your sentences with "lol", please.
aci·hace 17 años·discussI've seen a simple implementation, with a splitscreen and a table of content based on the slides here:http://videolectures.net/epsrcws08_campbell_isvm/The ability to see the slides on the split screen and jump to previous slides via the table of contents really helped me as a user much.