I gave up and bought a used mini fridge without a freezer section. All cooling lines are in the back so I drilled a hole in the top and it doubles as a kegerator when fermentation is done. Temp control with an inkbird temp controller.
I used to use WL exclusively but when they dropped the screw top vials (yes it was a while ago) and enough of my yeast squirted out of the top of those soft plastic bags when I snipped the top off, I made the transition to Fermentis and never looked back. When our local HBS here in San Antonio...
With an induction cook top, the element is on or off and heat control is amazing. Also, there is little to no heat retention in the ceramic top so moving the pot off the element to avoid additional/residual heat is totally unnecessary.