Things are always much more simpler than they appear.
So, yes, this is a major offensive. If for no other reason, then because 'too many' ZSU units are involved for this to be a 'ruse' (not…
Things are always much more simpler than they appear. Even true conspiracies are fairly simple - or failing.
So, yes, this is a major offensive. If for no other reason, then because 'too many' ZSU units are involved for this to be a 'ruse' (not 'too many' to run the operation, though; indeed, the East OK is doing well with rotating units, so that one is advancing the others resting and replenishing on one day; then another is advancing and the others resting and replenishing on the next day etc....).