Don't let anyone tell you otherwise -
Mini-14's are a lot of fun, and accurate enough - and there are things you can do to them to make them even better! Mine looked a lot like yours, originally, now it hardly looks anything like the rifle I first bought. I every once in awhile whip it out and tinker with it, It's got about what I bought it for in add-ons. I'd like to get another one and start from scratch. My big thing now is reloading to find the 'best' round for it. Here's a pic, one of the rifle and the other of my latest 'tweaks' :