I recommend to use Colab for learning because so many research papers publish their own examples as a Colab link nowadays, so you'll have plenty of stuff to try

I recommend to use Colab for learning because so many research papers publish their own examples as a Colab link nowadays, so you'll have plenty of stuff to try out and explore. For the actual deployment in production, the only thing that's really affordable is if you send your own GPU workstations to a colocation hosting company. But that's a lot of work.