Which OS gets hacked more often, Windows or OS? Obviously Windows gets hacked more often because there are more of them around.
As the Mac and OS get more popular, it will be targeted more often, and it's security flaws will be revealed.
Actually, you are wrong in your implication because people will assume that it is all Honda Accords that are at risk, it's not. The car thieves go after the easiest to steal. Similarly, hackers go after the computers that are easiest to hack into. Here is a list of the cars that were most likely to be stolen in 2011 as compiled by the National Crime Information Bureau, published by Forbes in 2012, in order of frequency of theft:
Yes, there are no Bentley's on there, but there are no brand new, up-to-date Honda's either.
The takeaway from this is the hackers are going to go for the easy to break into.
It is similar to a burglar going into a neighborhood and seeing two houses. One with a burglar alarm, very secure locks, and a sign saying "This home protected by Smith & Wesson!". . . and one without alarms, simple locks and a sign saying "Gun Free Zone and proud of it!". Which is he going to burglarize?