Those are nice articles, but please, stop posting those links in here because it is pretty obvious that you want to increase the traffic of your site.
Or at least, quote what is in there and post it in here to avoid the spam.
OP does not force you to post in his topic,and if theres a spam here its you.because it's obvious that you only react just to increase your post count lol..with your two liner comments thats the spamming..OP shared an interesting articles though it doesnt get too much of my attention because somes arent enough to satisfy me.but stil nice post here and thanks for the sharing