Push to implement two-line standing on escalators after 11 years

Escalator 'Single Line' 50.1% vs 'Double Line' 49.9%… What is the safe way to use them?
link.naver.com
7 out of 10 accidents are due to user error… Government promotes public discussion on safe usage methods. As the government pushes for public discussion regarding safe escalator usage methods, actual user preferences for single-line vs. double-line standing are split closely.

Escalator 'Single Line' 50.1% vs 'Double Line' 49.9%… What is the safe way to use them?
link.naver.com
7 out of 10 accidents are due to user error… Government promotes public discussion on safe usage methods. As the government pushes for public discussion regarding safe escalator usage methods, actual user preferences for single-line vs. double-line standing are split closely.
Which do you support: single line vs. double line?