nienamacalny Anglais:

As intangible as they may seem, memories have a firm biological basis.

There are many intangibles that can be critical.

Kelsier could see the mists beginning to form, clouding the air, and giving the moundlike buildings a surreal, intangible look.

But there can also be intangible Outputs like the repeated delivery of a product

My companions do not care about cyberspace or anything else so intangible