https://breakingdefense.com/2023/05/short-of-dream-interoperability-rival-european-fighter-programs-share-some-tech/

英国次期戦闘機開発担当官リチャード・バーソンによるイギリスの27年に飛ばす実証機はGCAPのプロトタイプでは無いと明言されてる記事


Elsewhere, the development of a Tempest crewed fighter prototype remains “on track” to meet a first flight milestone in 2027.
The new aircraft is not being designed as a prototype of the GCAP crewed fighter but offers “great learning” in advance of
the design and development phase of the latter, according to Berthon.