Yeah mate, My hands are vein-y as fuck and tendons also quite visible
The install technique is important
Palpate the area
“Pinch and roll” the skin to ensure the veins are not grabbed in the tent.
then Stabby stab stab
Personally I would avoid there, looking at mine, I dont think it would work well for me.
Mine currently in #1, works extremely easily ( which is why I chose that location )
Phone easily rests ontp to read, and simply roll wrist 180 to desktop reader ( or you could mount your Reader under the desk )