1. Takhala m'munda uwu kwa zaka zoposa 10, ndipo tili ndi zinthu zambiri mankhwala ndi chuma maukonde 2. Zopanga zonse, timayesa 100% pa chosindikizira, ntchito bwino, ndiye timanyamula 3. Makatiriji onse adutsa mkulu kutentha mayeso / kuzizira mayeso / voteji mayeso / dontho mayeso, etc 4. Zigawo zonse chosindikizira (chip, reset, etc. inki damperion ndi mitundu yatsopano yosindikiza). kasamalidwe, mtundu wowala, reducibility wabwino. 6. Kuthamanga kwapang'onopang'ono kuyanika, kugwirizanitsa bwino, kukhazikika kwabwino, osati kovuta, Ubwino wokwaniritsa zosowa za makasitomala.