Vim tias lub thawv khoom plig yog qhov txuas ntxiv ntawm kev xav tau ntawm kev ntim khoom, lawv tsis tsuas yog ua haujlwm rau kev ntim khoom xwb tab sis kuj, rau qee qhov, qhia txog ib feem ntawm nws. Lub exquisiteness ntawm lub thawv khoom plig yog ncaj qha proportional rau tus nqi ntawm cov khoom, yog li me ntsis diminishing nws usability. Hais txog kev tiv thaiv cov khoom, lawv zoo ib yam li cov ntim dav dav, tab sis txhawm rau hais txog tus nqi, lawv siv cov khoom kim dua thiab zoo nkauj zoo nkauj, xws li txhob lo lo ntxhuav.
Txawm li cas los xij, lawv tsis yooj yim rau kev faib khoom raws li kev ntim khoom. Cov khoom plig kuj tseem siab heev - tus nqi, yog li cov nqi faib khoom yog qhov yuav tsum tau siab dua, xav tau kev ntsuas xws li kev tiv thaiv kev cuam tshuam thiab deformation. Undoubtedly, lawv muaj lub luag haujlwm tseem ceeb ntawm kev ua kom zoo nkauj thiab nyiam cov neeg siv khoom.