学齢が高いほどマニュアルを読まない
大抵の人は取扱説明書に目を通さずに製品に触れることが判明
http://gigazine.net/news/20190827-life-too-short-rtfm-manual/
論文
Life Is Too Short to RTFM: How Users Relate to Documentation and Excess Features in Consumer Products | Interacting with Computers | Oxford Academic
https://academic.oup.com/iwc/article/28/1/27/2363584
#狩野モデル