But already, these procedures have allowed many people too old or frail for an operation to get help for problems that otherwise would likely kill them.

NPR: Heart Repair Breakthroughs Replace Surgeon's Knife

If children don't start therapy until they are 4 or 5 years old, it is much harder to change their behavioral problems.

CNN: Study: 1 in 110 U.S. children had autism in 2006

Unfortunately many women still have acne problems even when they are 40 years old, with or without being on the pill.

CNN: Could stopping the pill be causing my acne?

Those most likely to see the performance problems are those building their own computers or swapping out an old drive for one that uses the new format.

BBC: Hard drive evolution could hit Microsoft XP users