A question re-posted in brief from my blog.
What if a Magic Research throw could indicate a degree of success that might reduce the time and gold required to accomplish a task such as replacing a spell in an arcane repertoire?
I suspect some easily adapted d20 degree of success mechanics are out there. What do you recommend?
http://www.bythisaxe.co/2013/05/1-week-and-1000-gold-pieces.html