Aspects of an asynchronous video interview system and related techniques include a server that receives a plurality of pre-recorded video prompts, generates an interview script, transmits a video prompt from the interview script to be displayed at a client computing device, and receives a streamed video response from the client computing device. In one embodiment, the hearing screener comprises a housing, a testing probe and one or microphones mounted with the testing probe. These proteins can be used as renewable sources of proteins for animal feedstocks and human food. Upon detecting another network a radio node informs a central control node that uses network detection information received from its members to determine the extent of the connectivity between the two networks and whether to merge the two networks.