One of your best sources in North America would be Ken Lothian at Thermotec Fibreglass in Carp, Ontario (just outside Ottawa) ... who knows, with the 25-28% currency exchange in your favour, they might not bee too terribly expensive.You can get windows that are wood or a wood/aluminium blend.

Callum-If we're close to 50% debt to GDP right now, do you think 100% would force a currency crisis?

Right now as we speak the Germans and Chinese have decided to change there ex currency of settlement from the US dollar to the Yuan?

I am not sure this debate has occurred here on the boards.First let's understand what the definition of a security actually is:The term ‘‘security’’ means any note, stock, treasury stock, security future, security-based swap, bond, debenture, evidence of indebtedness, certificate of interest or participation in any profit-sharing agreement, collateral-trust certificate, preorganization certificate or subscription, transferable share, investment contract, voting-trust certificate, certificate of deposit for a security, fractional undivided interest in oil, gas, or other mineral rights, any put, call, straddle, option, or privilege on any security, certificate of deposit, or group or index of securities (including any interest therein or based on the value thereof), or any put, call, straddle, option, or privilege entered into on a national securities exchange relating to foreign currency, or, in general, any interest or instrument commonly known as a ‘‘security’’, or any certificate of interest or participation in, temporary or interim certificate for, receipt for, guarantee of, or warrant or right to subscribe to or purchase, any of the foregoing.So right there at the beginning of the definition we see "any note".

There are also foreign currency issues. 

The federal government cannot run out of money as they are the monopoly suppliers of our currency, i.e.

I personally don't see long term success for BTC and other independent currencies.   

Something I don't see talked about as much is China's currency crisis.

The amount of currency in circulation would seem to point toward inflation.

Net earnings after expenses have been about  400k per annum (local currency).