Mate, walk before you run...
Go for a try a flight or whatever its called over there, then decide whether you want to continue. Then, assuming you want to push on with it, while pursuing your PPL you'll have plenty of time to consider your options vis a vis a commercial future.
spending money on your medical and a headset (!) before you've sat in an aircraft smacks of putting the cart before the horse...
Be rational!
(boringly rational mini
)