El Salvador has made global headlines with its president's controversial introduction of Bitcoin (BTC) as legal tender — a move that has sparked dissent from many citizens and was met with skepticism by the International Monetary Fund. A new survey suggests that despite these developments, most El Salvadoreans still know little about the veteran cryptocurrency and even less about its smaller-market cap counterparts. Research conducted by the São Paulo-based agency Sherlock Communications suggests that 54% of Salvadoran respondents chose ‘none’ when asked which cryptocurrency they knew best out of a list of five leading coins. While 40% chose Bitcoin over the other listed cryptos — Ether (ETH), Bitcoin, Dogecoin (DOGE) and EOS — the survey did not seek to probe the level or depth of the knowledge these respondents have of the coin. In correspondence with Cointelegraph, Patrick O’Neill, director of Sherlock Communications, commented: