There are "walkers" and there are "standers." The SM Supermalls released a video over the weekend the "escalator etiquette" campaign, encouraging their customers to stand on right and walk on left. The nearly-viral video plans to make the SM malls more stair-friendly obviously imitating the western rules while on board escalators. The side chosen for the "standers" is on the right, so that the "walkers" can do left and would not have to cut into a standing line of people to exit. In certain countries, for instance Australia, Japan, and New Zealand, riders stand on the left and walk on the right, following the road rules. Of course, here in the Philippines, it's the other way around. PROS 1. Good exercise. Walking may be the simplest way to work out. You can do it almost anywhere, and it’s a snap to get started: Just put one foot in front of the other. With walking, your heart will get stronger, you’ll lower your bloo...