The Elizabethan stage was typically found in public theatres, i.e., plays were no longer performed outside. However, it was still an open-air theatre as the lack of artificial lighting made daylight necessary for performances. An exception was the Blackfriar's theatre which was indoors and lit by candlelight. Theatre groups were now professional and mainly sponsored by wealthy aristocrats. Groups which were not under anybody's patronage were considered disreputable vagabonds.