SABOW now also on sale at Steam (1 May '15). Latest update has some neat new features, including more sophicticated damage modelling and associated effects, like the flare-ups from ammo cooking off in a burning tank:
There is also a new 'active defence' tactic, whereby using a hotkey you can initiate moving into and out of hull-down positions, to take your shots.
Short description of the new training mission featuring this option, previously only seen, I think, in Steel Beasts, is here:
http://combatace.com/topic/85925-ins...e/#entry692689