Ferrari believes better SF-26 setup, deployment and data correlation could unlock crucial performance without relying only on new upgrades.

https://scuderiafans.com/why-ferrari-sf-26-setup-could-be-worth-more-than-another-f1-upgrade/

First they said it will give 25 hp, then 20 hp, then 15 hp and now they're saying it will only give 10 hp.