But they too fragile
And USF ambulance and major are not? Gren squad can annihilate both in seconds.
you can't retreat to them and healing.
Nor should you, FRPs encourage noob behaviors, like blobbing and mass retreating when any serious threat approaches without being punished for that with map control loss.
In lategame it's impossible to don't retreat when you hear sound of rocket arty. Every diving armor killed you HT easily.
That's why you build mines.
If HT so good, why don't replace FRP of WFA to halftrucks too? Equality to all peoples)
Because rifles and volks are much stronger infantries that would roll over you easily if stock option was there?