Possible Clues:

• Smear, make indistinct
• Confusion caused by endless hype
• Photoshop special effect
• Out-of-focus sight
• Advertising material mostly making indistinct impression
• Time-lapse photography phenomenon
• Astigmatism problem
• Line in sticker is a smear
• Confused impression created by publisher's recommendation, mostly
• Soften back massage, taking in middle of shoulders