id ▁learning ▁( or ▁Rap id ▁e L ear ning ▁Development ) ▁has ▁tradition ally ▁referred ▁to ▁a ▁method ology ▁to ▁build ▁e - learning ▁courses ▁rapidly . ▁Typ ically ▁the ▁author ▁will ▁create ▁sl ides ▁in ▁Power Point , ▁record ▁audio ▁and ▁video ▁narr ation ▁on ▁top ▁of ▁the ▁sl ides , ▁and ▁then ▁use ▁software ▁to ▁add ▁tests , ▁or ▁even ▁collaboration ▁activities ▁between ▁the ▁sl ides . ▁The ▁whole ▁package ▁is ▁then ▁sent , ▁most ▁often ▁as ▁an ▁Ad obe ▁Flash ▁file , ▁to ▁a ▁learning ▁management ▁system ▁or ▁website . ▁▁ ▁E - learning ▁has ▁grown ▁rapidly ▁since ▁the ▁ 1 9 9 0 s ▁but ▁developers ▁and ▁organizations ▁were ▁confront ed ▁by ▁the ▁complexity ▁of ▁author ing ▁processes . ▁The ▁difficulty ▁and ▁exp ense ▁of ▁building ▁online ▁courses ▁from ▁scratch ▁led ▁to ▁the ▁idea ▁of ▁rec y cling ▁existing ▁resources ▁like ▁Power Point ▁present ations ▁and ▁transform ing ▁them ▁into ▁e - learning ▁courses . ▁A ▁traditional ▁e - learning ▁development ▁project ▁can ▁take ▁several ▁months . ▁In ▁contrast ▁the ▁aim ▁of ▁rapid ▁e - learning ▁is ▁to ▁build ▁and ▁roll ▁out ▁content ▁modules ▁within ▁weeks . ▁For ▁example , ▁while ▁one ▁hour ▁of ▁standard ▁e - learning ▁can ▁take ▁ 7 3 ▁to ▁ 2 2 0 ▁hours ▁to ▁develop , ▁a ▁Power Point ▁to ▁e - learning ▁conversion ▁can ▁be ▁estimated ▁to ▁take ▁an ▁average ▁of ▁ 3 3 ▁hours ▁to ▁develop . ▁ ▁The ▁term ▁" rap id ▁learning " ▁is ▁also ▁sometimes ▁used ▁as