What's that phrase Valve designers use for the way a map or level subtly guides you to where you need to go next? Using lighting and features to draw your eye automatically. Something like "hidden hand" or "unseen guide"??? I read about it somewhere, but <search_engine> can't seem to find it for me.
Time travel. You could say it was telegraphed by the "slow" portal trip from Nova Prospekt to Eli's lab in HL2.
The whole "portal gun" idea was cannibalised by Portal/2, making it hard to imagine how it would have any plot impact.
Plus, time travel might allow some wry in/meta-jokes about the...
Friends, I think it we need to face the facts. And the fact, blindingly obvious for the past five years, is that Valve is stuck.
Now as a player of modest skill (or less) I have ample experience of being stuck in HL2 (& the eps). A few times per game, I've had to resort to hint sites, and in...