In Blender get into the habit of not using the Gizmo, in order to not have to use any click-hold-drag for move rotate and scale operations. Instead use the grab/rotate/scale commands to initiate the action, move the mouse freely without holding down any button, and then confirm.
Ah, colleague, I see... Hi, I´ve also abandoned 3d for almost 10 years for very similar reasons (my problem was more palm oriented, "trigger finger"). There´s this thread that could have some answers/tips for you: https://polycount.com/discussion/comment/2731090#Comment_2731090 I also posted there, if I were to sum up my…