Will VR be the next step beyond 3D?

The need for special, sometimes-expensive, glasses to view TV in 3D is the most-often-cited reason for its failure in the market. Lack of source material has also been a major issue. Ironically, the companies pouring billions of dollars into various not-quite-ready or on-the-drawing-board VR products have doubled down on the need for glasses — their solutions all require even more onerous and expensive goggles. Beyond hard-core gamers, many of whom will put up with ungainly VR headsets to get the benefit of immersive gaming, it’s not clear how many users will put up with the inconvenience of headgear — although much like the IMAX franchise, there will be a niche market in immersive experiences using those same headsets.

via Can the VR craze and new display technologies save 3D TV? | ExtremeTech.

Emphasis added by me. The same reporters babbling about the alleged inconvenience of 3D “goggles” for 3D TVs at CES went into hyperdrive of excitement over virtual reality (VR) helmets.

Glasses were not the problem: the problem was lack of compelling 3D content. I am guessing that glasses free displays delivering 3D gaming content on phones and tablets might make a resurgence. Games provide immediately available 3D content.

How important is lens sharpness?

Perhaps not as much as we’ve been led to believe: Lens Sharpness.

Ken Rockwell points out that in most real world scenarios, lens sharpness is just fine. Today we pixel peep to the absurd dimension, finding limitations that may not matter. And once we find the limits, there are often simple work arounds – such as stopping down the lens by a stop.

He also notes that sharpness tests are too often done by photographing a flat test chart, which bears little resemblance to our 3D world where everything is not always in perfect focus. There is a lot of interesting info in the above linked article.

Adorama deals on DJI Quadcopters, stabilizers and more

Last chance to take advantage of these great Adorama specials and instant rebates on DJI equipment including the Phantom 2 Vision Quadcopter, the Ronin Stabilizer and More.

DJI Phantom 2 Vision + v3.0 Quadcopter with Stabilized 14MP 1080p Camera
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$1099.00 (Reg. $1299.00) with Free Shipping

DJI Ronin 3-Axis Gimbal Stabilizer
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$2499.00 after $500 Instant Rebate (Reg $2999.00) with Free Shipping

DJI Phantom 2 Vision + v3.0 Quadcopter with Stabilized 14MP 1080p Camera and Spare Battery
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DJI S1000 Spreading Wings Professional Octocopter, Supports A2 and WooKong-M FCs Flight Controllers (Not Included)
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DJI Spreading Wings S900 Hexacopter with A2 Flight Controller System and Zenmuse Z15-GH4(HD) Aerial Gimbal
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DJI S1000 Premium Spreading Wings Octocopter with A2 Flight Controller and Zenmuse Z15-GH4 Gimbal for Panasonic GH4/GH3
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Lenovo security fault called reckless

Lenovo pre-installed malware on millions of computers that broke https security for months – and then initially denied the problem. This vulnerability means systems used to log in to financial, work, online sales and other sites were compromised.

Installing Superfish is one of the most irresponsible mistakes an established tech company has ever made. Reckless, careless, and appalling don’t even come close to covering it.

via Lenovo Superfish scandal: Why it’s one of the worst consumer computing screw-ups ever.

  • If you are using a Lenovo computer purchased last year, you need check for the presence of Superfish by going to this page and reading the result.
  • Lenovo’s manual spyware removal instructions.
  • As of this morning, Microsoft has updated Windows Defender to remove the Superfish digital certificate that causes the security failure in Lenovo computers. Update Windows Defender and scan your system.
  • CHANGE  YOUR PASSWORDS at secure web sites. You need to especially change your passwords at critical information web sites such as your financial accounts, health care records accounts, and online purchasing accounts as your account information had the potential of being compromised.

Guide to 3D and Drones

Coldstreams 3D and Drones