You are an idiot who insulted every old picture. You implied because it's old it should be forgotten.
Sure, but at least being in a pool where oldest posts get seen first allows these old pictures a chance to be relevant again.
…怖い人に出会ったら財布とケツの穴を守りなさいってな!
The full quote is thus: おまえはママに教わらなかったのかぁ? 怖い人に出会ったら財布とケツの穴を守りなさいっ てな。(Didn't your mother teach you anything? When you meet with scary people always protect your wallet and your arsehole!)