Who Killed Spotify?
That is exactly what spotify premium is. Cheap, easy to use, great selection and has high availability. £5 per month is the right price. I can't believe you think otherwise.
If you want free, use bittorrent and stop pretending you would ever pay for it.
Have Mathematics Exams Become Easier?
Not only that, but after the 90's all the papers had very simular questions, and structure. You could just memorise the previous few years questions and all you'd need to do is change the values.