The ideas presented in that module were really interesting and fascinating (the development of our current model of light, semiconductors, etc). But the exam questions are annoying =P
yep, it's completely possible as that person is doing music/med which requires 99.6~ ish. They wouldn't have received the outstanding students' scholarship though
BUT THE GUG SAYS USYD SUCKS! YOU MUST'VE IMAGINED THAT NICE, AWESOME SURGEON BEING A USYD GRADUATE!
Also, good work on your ATAR in spite of your medical problems. It really is a great achievement!
If you put in the work, you can reduce the chances of 'stuffing up' to near zero! Take ten units (well, I may be a little biased =P )
But do what you feel more comfortable with, seriously.