important to use the tool as an aid, not a replacement for the developer's
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2026-02-28 00:00:00:03014273810http://paper.people.com.cn/rmrb/pc/content/202602/28/content_30142738.htmlhttp://paper.people.com.cn/rmrb/pad/content/202602/28/content_30142738.html11921 本版责编：白真智 刘梦丹 刘子赫 闵方正
Four years ago, MLS Next Pro implemented a pair of rules geared towards eliminating time-wasting. Now, just months ahead of the 2026 World Cup, MLS’s experimentation is set to be adopted globally. The International Football Association Board (Ifab), the sport’s rule-making body, is set to meet this weekend and is widely expected to adopt both changes.
For implementers, the locking model adds a fair amount of non-trivial internal bookkeeping. Every operation must check lock state, readers must be tracked, and the interplay between locks, cancellation, and error states creates a matrix of edge cases that must all be handled correctly.