laura aldredge, she's an economist who studies occurrences. berkshires, a local county in massachusetts. and laura, most viewers are probably wondering, in america, we have the currency, the almighty dollar, and is starting your own occurrence even legal? >> it's legal. if you listen to the part from the constitution that was read, it's illegal to create coins, but it's legal to create paper currency as long as it looks substantially different from the u.s. dollar. so you can't make local currency that looks just like the dollar or is similar to it, and as long as the dominations are equal to or greater than $1. so you can't create a 50-cent bill. and the other key thing, the income that's earned off of that currency has to be claimed for irs purposes, so you can't use the local currency to avoid taxation, but as long as you follow the rules, it's legal. >> so at the local level. >> right, it can't be used for taxes. >> thank you for answering andrew's questions. is this a lame fad like lava lamps, and pet rocks, or is there deep historical roo