Simple: why don't you start with a prototype that is 1% functional and respects 1% of the specs, and commit to do 1% everyday? It's something more than 3 months

Simple: why don't you start with a prototype that is 1% functional and respects 1% of the specs, and commit to do 1% everyday? It's something more than 3 months. I have a colleague that has an amateur OS in c++ as a side project, she's been writing it for 4 years now.