How to prevent referer spam

Even though referer spam isn’t something new to black hat SEOs, WordPress blogs seem to get hit pretty hard with referrer spam these days. Every time somebody clicks a link on a website, the browser sends the originating URL (the URL of the web page that hosts the link) to the target web server. This …

Review: Tokina AT-X 116 Pro DX ultra-wide zoom

On my last trip to NYC I noticed that my Nikkor 18-200mm (27-300mm) zoom lens wasn’t wide enough for quite a few locations. I was looking for a non-fisheye, ultra-wide lens for some time when a fellow pointed me to the brand new Tokina AT-X 11-16mm f/2.8 zoom, that’s 16-24mm on my Nikon D80. The …

Review: Benro C-298n6 carbon tripod with KS-0 ballhead

I finally found the (almost) perfect tripod for me. I decided to go for the Benro HVC Flexpod C-298n6 with a Benro KS-0 ballhead for the following reasons: Lightweight (legs made of carbon fiber) Extractable/reversible center column Maximum load of tripod and ballhead is 8kg (17.4 lbs) Maximum height is 167cm (65 in.) Fits into …

Apple being sued for iMac display quality

A few months ago I wrote an article about uneven iMac displays.¬†Apparently, some buyers, represented by Kabateck Brown Kellner LLP, were disturbed enough with the bad display quality of the aluminum iMacs that they choose to file a class action lawsuit against Apple. The lawsuit names inflated claims, concealed inferiorities of the new 20-inch iMac …