Yuuuup, the problem is that you have to cash out somewhere and even utilizing pseudonimity to it's Max leaves you with the problem cashing out or spending it.

Even achieving anonymity and unlinkability is very hard, not the intended purpose of Bitcoin. Your 100% right in terms of the act of hiding it will only single you out. It's like having a laptop running Tor on a public WiFi, there will be only one person using it.