Paper field guides will never be obsolete as long as there are still WiFi dead zones or places where your mobile device battery runs out before you can get to a charging area. The most up-to-date online guide is useless if it is inaccessible.
Paper field guides will never be obsolete as long as there are still WiFi dead zones or places where your mobile device battery runs out before you can get to a charging area. The most up-to-date online guide is useless if it is inaccessible.