Adapter for two SIM-cards, the continuation of a conversation

Adapter for two SIM-cards, the continuation of a conversation It seems unremarkable little article on Mobile-Review has caused a storm of responses concerned citizens subscribers. Letters and questions so much, that answer each wrote is physically impossible. Hence the return to the topic, but comprehensive recommendations to still not work. The most characteristic and frequently asked questions have been systematized, try to give them more or less complete answers.