I can second that the Book or even better Audiobook (read by Tolle himself) The Power of Now can have profound impact on ones life. I would recommend to give it a shot.
If you price that in then the best course of action would be not to bet unless you have insider info yourself. You cant win a game against players that already know the outcome.
The T480 i7 with 64GB RAM is still a very decent machine in 2026 even when used by a browser tab messy with a bunch of electron apps opened all the time.
We would need a super high end AI accelerator with specialised cooling for less than 3k bucks to make it happen. Consumer gaming graphics card wont fit the bill. Problem is all TSMC capacity is already booked for years to come by the big players to build data center grade hardware with price tags and setup requirements out of consumer reach.
Yes, there are some exceptions where it clearly states that a thinking model has been chosen like for kimi, but there is no such indicator for the GPT family from OpenAI and other major models.