Most userland implementations of custom ReadableStream instances do not typically bother with all the ceremony required to correctly implement both default and BYOB read support in a single stream – and for good reason. It's difficult to get right and most of the time consuming code is typically going to fallback on the default read path. The example below shows what a "correct" implementation would need to do. It's big, complex, and error prone, and not a level of complexity that the typical developer really wants to have to deal with:
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Stacey Tang, theBrit awards chair, said the move to the Co-op Live arena was about recognising the geographical diversity of the country’s music talent. “Creativity doesn’t happen in one postcode in the UK … so the idea that the biggest night in music should always be in London, I think, is ageing out,” she said.