I have a £25 iTunes voucher and I don't know what to buy but I made a list of some ones I want.

Boards of Canada - Music has the Right to Children
Vashti Bunyan - Just Another Diamond Day
Chrome Hoof - Crush Depth
Gonjasufi - A Sufi and a Killer
Earth - Phase 3 Thrones and Dominions
GZA/Genius - Liquid Swords
Converge - Jane Doe
Rangda - False Flag
Flying Lotus - 1983
Can - Tago Mago

Help me decide please.