The document states that the capability ceiling of a Fabric plus Foundry plus custom build approach is high, but the central issue is the cost of achieving and maintaining that capability under a requirement to deliver value quickly.

The capability ceiling of "Fabric + Foundry + custom build" is high.

— Pyrana vs Microsoft Fabric — Comparative Analysis (Summer Fridays).pdf

The real question is the cost of getting there

— Pyrana vs Microsoft Fabric — Comparative Analysis (Summer Fridays).pdf

and keeping it there

— Pyrana vs Microsoft Fabric — Comparative Analysis (Summer Fridays).pdf

on a project the RFP says must "deliver value quickly."

— Pyrana vs Microsoft Fabric — Comparative Analysis (Summer Fridays).pdf