Despite the vast number of changes in line-up since their formation just over twelve years ago, TTNG have been a steady trio for the past five years. This comes across in what is over all, a solid and consistent third album from the math-rock Brits. Even the title, Disappointment Island could suggest a bout of confidence for them, as had they failed to produce a somewhat decent listen the title itself would provide an ideal base for thoughtless, crummy criticism. Instead, they have succeeded in compiling a reliable set of ten tracks that hold true to the sound that TTNG (or This Town Needs Guns as they…