To answer the original questions - yes! Absolutely.
We're currently in our late-30s and have been full timing for over 5 years now. We work as we roam running our software and technology business remotely, and occasionally pick up fun little gigs that have ranged from managing product launches to working at Amazon packing boxes during peak season.
It's an awesome lifestyle, and you can totally pick the pace.
We started out in a 16' T@b travel trailer for our first year, and then upgraded to a 17' Oliver
fiberglass trailer that we lived/traveled in for 3 years. Just this past summer, we switched to a 35' vintage bus conversion. We enjoy shaking up our living environment as much as our location, apparently
If you're called to full-timing before traditional retirement - do it! There are many of us doing it. http://www.nurvers.com
is a community of folks like us, and we share a lot of resources about the lifestyle, as we as meet up around the country.