The idea was that McNair , on his next trip into space in the `` Challenger '' Space Shuttle , would perform Hold ( and record Recording onto video ) the new piece of music , which would then be projected Arranging ( through video playback ) onto a giant screen that was to be constructed Building on the front of one of the buildings .

Various singing Perception_active presentations have been used Using throughout its history , beginning Process_start with radio-only performances in the first few years , live interpretation , playback , remakes and even duets featuring other singers .

Following criticism Judgment_communication for the use Using of playback in the delivery of songs , the organizers decided to limit Limiting the use Using of playback to just the weekly presentation stage in 2015 .

Following criticism Judgment_communication for the use Using of playback in the delivery of songs , the organizers decided to limit Limiting the use Using of playback to just the weekly presentation stage in 2015 .

Established singers are allowed Preventing_or_letting to use Using playback in this phase , while newcomers must sing live in order to receive Receiving a verdict by the jury .