Assembling 30 components in one shot is very unlikely to work.

Assembling 1 additional component per day for 30 days is way more likely to work.

There's an analogy to the difference between a time-series average and a portfolio average.

At each step, you add in one new thing; if it works, great.

If it doesn't work, then you tweak until that one new thing works.

At each step, you have a thing that works, and you add one new thing to it.