Issue 447 - Mithril 2, and some practical ways to write better JavaScript (1) clear filters

Several New JS Features are Getting Closer with 'Optional Chaining' Now at Stage 2 — New JavaScript features go through various stages before they become official and this ?. operator to let you make chained property or function calls optional has taken another step forward. In related news, Array.isTemplateObject has also just gone to stage 2, top-level await to stage 3, and BigInt is...