More top storiesHow forensics uncovered the murder behind bones found at a beauty spot
The semantics around releasing locks with pending reads were also unclear for years. If you called read() but didn't await it, then called releaseLock(), what happened? The spec was recently clarified to cancel pending reads on lock release — but implementations varied, and code that relied on the previous unspecified behavior can break.
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The new contract with a different provider was only announced on 5 January this year.
By Will Standring and Alice Gledhill