Rockstar has not announced a PC version, date or storefront for GTA 6.
What is your plan? Wait for a PC release whenever it comes, buy a console now and play at launch, or skip the launch rush and play later on whatever you own? If you are waiting, what would make you cave?
If you are weighing a console, our console guide lists what each one offers for GTA 6 and what Rockstar has said about it.