When I heard they were offering Titan Quest and Red Faction Armageddon to the list after I'd already bought it I was like 'bugger'. But now I find out they've added an additional game on top of those other games AND they're all available to those of us who already purchased it? I'm like 'fucking awesome'.That's how the Humble Bundles always work. Have you never bought one before? (if not, you've missed out on an incredible amount of gaming goodness).
are we playing old games now because there's nothing better to play now or something?Well there's only ever been one game better than Thief, and that's System Shock; and neither of the sequels is far down the list. So I guess the answer to your question is basically "yes".
Prison Architect, the breakout gameThat's a weird image, Blue
pledging to backers that it will be DRM free is another feature that will make people want to back itNot to mention increasing interest in buying it if and when it comes out.
Here's a list of games he could have worked on but didn'tWell that's a bit of a ridiculous statement. You say it as if they were options that he turned down.
What 10-20 year old game WASN'T linear?Non-linearity was much more affordable when audio-visual budgets weren't running to the multiple-millions of dollars. I think you'll find that the list you asked for will be a large one.