Needs review
Source: Epic Level Handbook

Description: Select an item creation feat. You can create magic items using that feat much more quickly than normal

Prerequisites: Epic Level, Spellcraft (24 ranks), Knowledge (Arcana) (24 ranks), Applicable Item Creation Feat

Select an item creation feat. Creating a magic item using that feat requires one day per 10,000 gp of the item's market price, with a minimum of one day.

Special

You can gain this feat multiple times. Its effects do not stack. Each time you take the feat, it applies to a different item creation feat.

Normal

Without this feat, creating a magic item requires one day for each 1,000 gp of the item's market price.