Feature roadmap/Accurate touchpad

Feature subcategory		Is part of::Category:Hardware support
Requesters		{{#arraymap:User:Carla, Rwanda, Ethiopia, Haiti|,|x|Requested by::x}}
Requirements		User talk:Gregorio#Priorities from Carla. Must not move the cursor when the user is not interacting with the touchpad. Must move the cursor the same distance for each drag across the pad. Must not recalibrate too often. Must enable a debug mode which shows when the touchpad is recalibrating and allows identification of XOs which are recalibrating too often.
Specification		* Some relevant trac tickets: #7341, #7788, #8222.
Owners		{{#arraymap:Wad, PGF, Gregorio|,|x|Contact person::User:x}}
Priority		Priority::3
Helps deployability?		Helps deployability::no
Target for 9.1?		Target for 9.1::no