I was invited to join this forum by a member and have been following this discussion. I'm with wyly and waldo here, a "warmist". No one has addressed this post so I'll give it a shot.
Heat just doesn't suddenly decide it needs to be released. You still need a reason for the heat to released. So unless you have a cause for your sudden release of heat, your have nothing but speculation and speculation is not science.
IPCC suggests that the warming of the early 20th century was due to solar forcing and GHGs.
mineUnderstanding and Attributing Climate Change IPCC
I get my climate info from peer-reviewed papers found with Google scholar, RealClimate, Skepticalscience, Science Daily, NOAA, GISS, etc for the "pro-AGW" information and Wattsupwiththat, climate audit and Daily Tech for the "anti-AGW" information.