Of course you can. Why do you think they can't? Just because a company is shipping a Linux distribution which has some less than pleasant defaults that suddenly taints all of Linux?
If I start selling beer with piss in it, does suddenly all beer taste like piss or just the one I'm selling?
You (and malikNF) are acting like Waterluvian was saying all Linux is bad, when that couldn't be further from the truth. Waterluvian is saying that simply choosing to switch to Linux doesn't automatically mean you'll get away from bullshit.
If I start selling beer with piss in it, does suddenly all beer taste like piss or just the one I'm selling?