The Amex card is FREE.

Olá pessoal,

Qual é a melhor e-wallet para ser usada no Smartphone (Android ou Iphone) que suporta o idioma português?
Estou realizando pesquisas sobre carteiras digitais bitcoins e suas funcionalidades.
Por favor, postem o nome da carteira usada e  as suas características, e se possível quais as funcionalidades as quais acham que deveriam ter disponível.

I change Paypal for Bitcoin within my account Carbonpeer.com
It is very easy! I make a investment in carbon credits using my Paypal account (only accepts accounts verified) and do the withdrawal in Bitcoin.
Another option is to change the forum anyway.

Já tem alguns jogos disponíveis para Android e Iphone que oferecem recompensas em Bitcoins, de uma olha na Apple Store ou no Google Play.

Carbonpeer.com is the first and largest international trading system for voluntary carbon credits. Safe investments with digital certificates.

With the future of an international climate agreement still in flux, governments worldwide are turning to markets for voluntary carbon offsetting to engage private sector.

An American Express card is available to worldwide FREE. It?s a safe, easy way to manage spending every day. You can use the Card at millions of locations around the world: in stores, online and at ATMs. The Carbonpeer Amex Card has no recurring fees. Unlike many other cards, you keep more of your money in your wallet?where it belongs. Open an account Free in carbonpeer.com

A maior plataforma de venda de créditos de carbono voluntário, a carbonpeer.com agora aceita bitcoin e oferece cartão de credito American Express grátis. Já esta disponível para Brasilieros, faça o cadastro e solicite o cartão.  Leva uns 30 dias para chegar

Knowing that it is necessary a great demand of electric energy to mining Bitcoins and knowing that much of the energy matrix arising from the exploitation of non-renewable resources and ask a question at all.

Do you think the Bitcoin is sustainable?
If you are a miner, what is the cost in dollars into electrical energy is required in your region (mark your country and region) to generate 1BTC?  

Carbonpeer.com is the first and largest international trading system for voluntary carbon credits. Safe investments with digital certificates.

With the future of an international climate agreement still in flux, governments worldwide are turning to markets for voluntary carbon offsetting to engage private sector.

An American Express card is available to worldwide FREE. It’s a safe, easy way to manage spending every day. You can use the Card at millions of locations around the world: in stores, online and at ATMs. The Carbonpeer Amex Card has no recurring fees. Unlike many other cards, you keep more of your money in your wallet—where it belongs. Open an account Free in carbonpeer.com

Sabendo-se que é necessário uma grande demanda de energia elétrica para se garimpar Bitcoins e sabendo-se que a grande parte da matriz energética advêm de exploração de recursos não renováveis, eu faço uma pergunta a todos.

Você acha que o Bitcoin é sustentável?    
Se você é um minerador, qual o custo em dólares em energia elétrica é necessário em sua região para gerar 1BTC?