A successful film requires a range of skills from the maker.

https://youtu.be/ujNTnnljrPo?t=23s

Starts with action,

https://youtu.be/409IGgu-Utw

https://youtu.be/Yqvbv-SB4bg

….but ultimately at some point comes down to..

https://youtu.be/mZjraQagtTo

https://youtu.be/RWgyKDfFC_U

…characters interacting.

This is very commonly determined by convention. Cinema language that has been derived over the short but intense history of cinema....

https://youtu.be/aJIn7batAtc?t=15s

https://youtu.be/CfetsPmDWAk

https://youtu.be/BINBZE5XFR4?t=23s

https://youtu.be/_c59Cufy5bw