I don't think the threat is limiting institutional involvement in Bitcoin. At the right time, Bitcoin's developers will do the necessary update to protect the network.
Yes, Quantum will be affecting everything online, including the government, our passwords, e-commerce and many more we value online.
The good news is that there is a new alliance of nine blockchain groups that will try to address this big concern,
The Quantum Alliance, launched Oct. 15 in Lisbon, brings together nine blockchain organizations to establish common standards for protecting cryptocurrency networks, wallets, and infrastructure.
Nine Blockchain Groups Unite as Quantum Threat Hangs Over BitcoinThe alliance also developed a timeline platform that they called
Quantum Doom clock , pointing to March 2028 as a possible date that a machine could break the protections that currently exist.
I don't want to cause fears, but it's coming from a reputable source and it's better that we know what's going on in an important battle against a quantum computer.