Date - [s1e1] Study

Sherlock immediately deduces John's military background, his psychosomatic limp, and his family history just by looking at him and his phone [2, 4].

The episode was praised for its fast-paced writing by Steven Moffat and the chemistry between Benedict Cumberbatch and Martin Freeman [5, 31]. [S1E1] Study Date

The show replaces Victorian elements with modern technology; for example, Sherlock uses text messages and GPS to track killers [2, 30]. Sherlock immediately deduces John's military background