"I think, linux is too hard to getting infection (at the moment)"
I say that because; condition at the moment NOT in the future, as you say "Linux is not explored and not interesting platform to infect"
but, may i can use AVs program when Linux can get infection. don't forget I already say ; "(at the moment)"
also, someday Linux will be great and get more users like Mac. and get infection, because popularity like Windows OS, MAC OS
I know about ;what people will response my post.
hopefully you understand what i say.