1.Hot coffee or tea gets cold very quickly in cup requiring frequent refills.
2.Reheating the coffee or tea in cup reduces taste.
3.Reheating not user friendly and cumbersome.
4.Fast cooling (< 15 minutes) limits drinking pleasure in social / office environment.
5.Heating plates require beverage drinker to stay in place.
6.Heating plates make bottom part hot white top drinking area stays lukewarm.
7.Heating plate requires and easy use power outlet – difficult in office or on road.
8.Heating plates hot touch – not kid friendly.
Temperature control cup with rechargeable battery requiring limited charging – design
for 07+ servings keeping coffee / tea warm at 150F for 45 minutes each serving.