You said he "influenced" them so much that they got rid of him. You're implying that his stance wasn't conducive to their ideology so they removed him as their leader. He lost the party room because he tried to introduce the NEG, he refused to butcher the policy by funding coal fired plants. He didn't succeed, but he did the best any liberal leader could amongst one of the most aggressively right wing eras in Australian politics.
What are you expecting me to quote on SH 2.0, you've claimed it was worse than the NBN but haven't backed up legitimate reasons why? Because it's expensive and went over budget? The original NBN quote was expensive, and you'd be to be highly optimistic if it stayed on budget and was delivered in time, it's a government project afterall.
Do you need links?