by Paul Cashmere, Noise11 Deep Purple's 20th studio Album, inFinite, will be released in April. The album will be the first album for singer Ian Gillan and bass player Roger Glover in their 70s. Gillan, the oldest member of the band, turned 71 last August. Glover was 71 in November. Drummer Ian Paice is still a youthful 68. The band is rounded out with Don Airey and Steve Morse. Airey joined