まあGCAPのペイロードベイ設計でも英実証機での試験と評価で得られた知見が重要な役割を果たすらしいから
国産厨はまた自爆しちゃったなｗ

Significantly, it was revealed for the first time that an integrated payload bay would be included.
Test and evaluation of the integrated bay was expected to form an important part of learning for the GCAP programme.