Farming tooltip causes severe frame rate drop when character is moved away from starting position (IWBUMS 41.29)

[Raath]

The tooltip that is unlocked that lets you quick view the state of the plants water causes a severe drop in framerate if the player is moved away from the location he was standing when the tooltip is displayed.  The tooltip stays on screen until the mouse is moved and FPS returns to normal.

 

Replication : 

 

Hold mouse over plant until tooltip shows.

Press WASD to move character but leave mouse pointer stationary.

 

Result :

 

FPS Drops.  Tooltip remains displayed until mouse is moved again.