In an Ideal World, this is the champion release schedule I would want to see:

Hey Riot, Thanks for being awesome. Here is a schedule I think you should stick too:

Jan, April, July, November(after worlds)- Roster update, including at least one brand new or fully VGU champion. Feb, May, August, October(disabled at worlds most likely)- New Champions March, June, September, December- Mini reworks and visual touch ups.