Haha I can hear the sad music now, while slaying away those Elder Willows. There was something almost meditative about collecting those DB's.
At one point I set up a bot to collect them, he grinded away so long on those that I swear he reached somewhere in the 90's for his level
On Android the Firefox app allows the use of extensions including all the adblock options you would find on PC. Works great and for YouTube as well.