Bottom line is.. it's really hard to hide from the government surveillance even if you are very technical. No chance if you are not technical. CALEA forced all equipment vendors implement Lawful Intercept capabilities.
en.wikipedia.org
You can remain anonymous only as long as you are not important enough.
Government is known to install backdoors in encryption algorithms.
There has been a lot of news lately about nefarious-sounding backdoors being inserted into cryptographic standards and toolkits. One algorithm, a pseudo-random bit generator, Dual_EC_DRBG, was ratified by the National Institute of Standards and Technology (NIST) in 2007.
blog.cloudflare.com
Your VPN provider may not cooperate, but the three letter agency still has the keys to your traffic. They will not use it as evidence in the court, you are too small of a fish to blow their sources, but they can definitely see a lot more than they admit.