Singer says he will return to the band as soon as he's finished promoting his new solo LP
But new material will only be made if it's 'right'
Singer 'hopeful' about band's future ahead of tonight's (July 17) headline slot at Latitude Festival
'You've got to have a bit of disrespect about albums' says Brett Anderson
Singer's fourth solo LP 'Black Rainbows' out in September
Singer says the new songs may never come out, though
Foals, Hurts, Kele and Bright Eyes also set for Suffolk Festival
Watch duo talking about their career as well as previously lost live footage
Check out which bands are set to play the July bash
Brett Anderson also says he has regrets over group's last album