Facebook has started an Auto-Enhancing Photos Tool. The tool could make it much quicker to post well-lit photos so you can share on the go and get back to what you were doing. Reports Pctechmag Facebook and the other social apps are locked in a battle for photo sharing. To the winner goes tons of engagement. That’s why Twitter just revamped its filtering interface, Snapchat started letting you dual-filter with color filters and its geo-filter titles, and Instagram todayadded five new filters. Google+ added a similar auto-enhance feature a year ago.