What about taking out a heavy, you an drop a heavy even if hes with a medic, when the rifle is fully charged! I'm not sure you can take out a soldier with a headshot unless its charged a little.
Ive got the classic steam email scam:
Hi, this is Julie Caldwell
I'm the Business Development Coordinator at valve, I also deal with customer support and some of the communications work.
http://www.valvesoftware.com/people.html
We have recently been detecting more than 1 user IP connecting to...
Its not really a big problem, just stay out of sniper sight and anyone silly enough to jump over the train almost always gets owned by the group of people waiting the other side.
As for the Demoman nades i'm yet to see it happen, but i assume it would be more of a problem :S
It probably does somewhere in the small print, you can complain about extra games you were not expecting to have :D
HL1 Anthology came with HL, HL2, HL2 ep1, HL Lost Coast, HL Blue Shift and Team Fortress Classic. As far as a can remember i got it a whole ago, sorry if i'm not entirly right.
It is possible to push forward into the action with a sniper, but its usually rewarded with someone shouting "sniper over there" and you getting ganked by a soldier or demoman. I use the shoot and run tactic, take out other snipers and engineers followed by legging it when you hear the explosion...
Victims of Science have done a mix of Still alive, download here:
http://www.tindeck.com/audio/my/cbyr/Victims_of_Science_-_The_Device_Has_Been_Modified