People still can't forget about directbet which gives us the easiness of betting without any account. More over directbet can hold higher btc per bet which attract more big whale to play herr instead of other site,that is why people try not to play on other site and hope site like directbet will come back again someday
If you are able to bet without revealing any details and return your bet as soon as the match ends is the best thing every gambler dreams on having and that too with multiple alt coins as options,so direct bet was hands down the best site even though the odds were not that great and every one miss the site and i hope the owners will feel the void and multiple request from many users and plan on returning back and if that happens that would be great. 
The main problem of other sports betting site is that when a player wins a big bet ,and after that when he try to withdraw it their the problem will start and the user will get all sorts of problem. That is the main reason Directbet got success because they had limit on each bet to maximum limit so that user can see according to it and bets it. Their are so many scam issues against lot of sports betting sites of not receiving withdrawal problem.