we do not share your data with anyone and there are many ways to control the visibility and storage life of your data here.
but the internet is a public space and you should always assume your data could be compromised.
be smart with your password, use tor or a vpn, and use pgp for sensitive communications.
There are many options physical cash is possible with atms and local traders in bigger cities worldwide. Bank deposits are available with exchanges and traders. Its also simple and instant to exchange btc for popular e stores like amazon etc.→