There are many Opera users still using Opera 12.17 because they are happy with it, and many others who have shifted to Opera Blink. With Opera Blink one may well have to look for extesnions (which can be either Opera extensions, or Chrome extensions) to suit individual needs, so the Opera browsing universe is in flux. However there was far more customization built into the native Opera Presto browser. The new browser (with the Blink engine) is faster, can access a wider range of sites, than could Presto, and has, among other things, an enhanced Speed Dial. Some of the features taken for granted in Opera Presto, are not available in Opera Blink, or need to be approximated via extension.
Opera has switched its rendering engine from Opera Presto to Opera Blink, and has been working on reprogramming it. yours is the latest version of Opera Presto. The challange was to do this in Opera Blink (now vers.