No to all 4.
Clue 1: Optimistically wait for Jethro Tull's invention
Clue 2: Blaze Bayley sang this live
Clue 3: He suggested it was a pointless pursuit
Here is a give away clue, as I am going out in 45 mins!
Clue 4: Seasons end: Sunday 28 October 2018
Wrong guesses: Isle of Avalon, Hooks in you, The Talisman, Virus, The Trooper, The Educated Fool, The Edge of Darkness, Man on the Edge, The Aftermath, Afraid to shoot Strangers