If I would have to choose between the stress of 1.) building a MVP in the evenings or on weekends, while still having a day job or 2.) building a MVP fulltime a

If I would have to choose between the stress of 1.) building a MVP in the evenings or on weekends, while still having a day job or 2.) building a MVP fulltime and realizing that my business idea wasn't brilliant and I don't have enough resources left to pivot, then I would choose 1.) every time.