valley of death
Business term for the critical gap between product development and successful commercialization, where many innovations fail due to lack of funding or market traction.
Many startups disappear without being able to cross the 'valley of death' between development and commercialization.
この技術はまだ死の谷の手前にある。
This technology is still before the valley of death.
Calque from English 'valley of death', a metaphor used in business and innovation studies.