Looking back at Palm Pre: Being good and ahead of time is not necessarily the key to success
palm is known for popularizing personal digital assistants (pdas), the 'ancestors' of modern smartphones.
Tags : phone use
37 certain simple etiquette you must know
here are 37 common etiquette, things that should and shouldn't be for us to learn. invite you to consult!
How do smartphones change people's brains?
regardless of the physical consequences, these are some of the harmful effects of excessive smartphone usage. let's tipsmake.com find out how smartphones make the human brain