The feeling that the two items had given him was surreal. Everything felt so enhanced that he somewhat missed his previous state of mind and body.
His photographic memory had evolved to level 2, making his memory even better than before.
The combination of enhancements had created a feedback loop where each ability reinforced the others, producing advancement that exceeded the sum of their individual effects.
Still, Noah did not consume them again. As for the reason, it was because he wanted to sell more of them, not just because he wanted to gain more golden coins, but because of the progress bar of the auto maker, the progress towards a level 3 shop and unlocking more powerful items.