To be called a techie means you actually have to have knowledge of websites and web hosting. Terms like web hosting domain must be real simple for such people and so are the other terminologies such as vps, servers, dedicated hosting, web domain etc.
Those who are business inclined can even have other options to earn like in reseller hosting and business hosting wherein they lease a domain or online server and they offer it to others for an additional fee or charge. For these people, being technologically inclined has many advantages to earn more like in web site creation, maintenance and development and so many other stuffs. If I had the chance to learn these things, I certainly would not hesitate to do so given the rising popularity of the internet as the medium of the future. So many opportunities await those who will risk to learn this technology, but still, skill and perseverance is need to attain such a goal. But to start off, why not go to relevant sites in order to learn these things as a start like wikipedia or searchyourwebhost.com and stuff. I assure you, learning this things will all be for your future.