You only need occasional text document scanning (a cheaper Canon LiDE or Brother ADS would suffice). Disclaimer: This write-up describes a conceptual device. For actual purchasing, consider the Epson FastFoto FF-680W (photo-focused) or Fujitsu fi-8170 (durability-focused) as real-world alternatives.
Archivists, small island businesses, coastal law offices, and photography enthusiasts living in tropical zones.