while i technically agree, i think it's worth noting that gbps internet connections are available for cheap (<40$/mon) in many countries and on the other side a gbps-vpn is far from a trivial task especially if it leaves your country to terminate in another jurisdiction.
Cryptography is fast and cheap enough to handle SSD encryption — it’s plenty fast enough to handle your network traffic too.
The only downside is the packet overhead. Can you survive going from 1500 down to 1420 bytes per packet? (Yes.)