Venezuela says it has raised $735m in the first day of the pre-sale of its cryptocurrency , the petro, as the country economy is battered by hyper inflation and US sanctions. President Nicolás Maduro tweeted late on Tuesday that the cryptocurrency reaffirmed the country's economic sovereignty and ... from Google Alert - cryptocurrency http://ift.tt/2GvoJpy via IFTTT http://ift.tt/eA8V8J