Hello all, Just under 2 years ago I bought a 15" Macbook Pro. I have had an iPhone die on me before so to negate what I consider slightly fragile products I bought the laptop through John Lewis as it came with a 3 year warranty (as well as having a positive public image towards repairs/replacements). About 6 months ago the screen cracked, this was extremely annoying as I was sure that it wasn't my fault, the laptop had flashed up warnings of overheating I put it in a cool place, let it recharge when I came back the screen was cracked. I expected it to be c