A large part of the investments in developing quantum computing are for drug discovery, materials science, and logistics.

The history of diligence in properly utilising and applying security measures strongly suggests that QC will in fact provide positive utility even if viable PQC countermeasures are developed and deployed.

From yesterday's posts: <https://news.ycombinator.com/item?id=48983610> (my comment on the Romanian land registry hacking thread).