Tuesday's letters: Playground speed limits raise questions

Re. “Slow down on new speed limits around playgrounds: critics,” Sept. 8
What is a speed-limit reduction supposed to achieve?
Changes in traffic flow, roadway design and speed limits are normally based on statistical analysis. However, it appears a decision to reduce the speed limit next to playgrounds to 30 km/h from 7:30 a.m. to 9 p.m. 365 days per year is based on an emotional decision to “protect the most vulnerable.”
For reference, I am a parent, grandparent and grea