Do Gollum's stealth abilities enhance or detract from the LOTR: Gollum gameplay?

Gollum's Sneaky Abilities poll options

Gollum's Sneaky Abilities

The Lord of the Rings: Gollum

The Lord of the Rings

• Enhance - they add depth
• Detract - they're too complex
• Neutral - they're just part of the game
• I prefer combat over stealth