High-definition perils

Good idea to wait till tech matures. Then again you can buy a 24 inch ACER from Incredible Connection which is HDMI and HDCP compatible and shows full HD picture
1920 by 1200 pixels, for R4500.

Problem is, technology never 'matures'. Or at least, by the time it has, new standards are already available.

The proposed new 4K resolution a case in point.
 
That's why you need to design your technology so that people don't have to think about using it. Basic design principal for HCI. They shouldn't bother trying to explain the terms anyway. Come on, how many people out there have things like traction control and ABS on their cars and actually know what each of these features do? They don't and they don't care, as long as it works. That's how it is with this whole HD thing now. HDMI is all thanks to sky UK demanding the ability to protect copyrighted material. Before then people in the States used component to hook up their HD source via a digital connection. It worked fine for years and if you had cable tv or whatever, you'd hook your television up via said connection and off you went. If you got HD at max res, great, if you didn't, noone cared because they still got a pretty good picture. It's one of those things where people lost track of how complicated things started to get and forgot that not everyone out there's a techy with a skills set similar to theirs and the rest got so swept up with the marketing of this ''life changing technology'' that they totally missed the entire point of it. Tsk tsk...
 
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That's why you need to design your technology so that people don't have to think about using it. Basic design principal for HCI. They shouldn't bother trying to explain the terms anyway. Come on, how many people out there have things like traction control and ABS on their cars and actually know what each of these features do? They don't and they don't care, as long as it works. That's how it is with this whole HD thing now. HDMI is all thanks to sky UK demanding the ability to protect copyrighted material. Before then people in the States used component to hook up their HD source via a digital connection. It worked fine for years and if you had cable tv or whatever, you'd hook your television up via said connection and off you went. If you got HD at max res, great, if you didn't, noone cared because they still got a pretty good picture. It's one of those things where people lost track of how complicated things started to get and forgot that not everyone out there's a techy with a skills set similar to theirs and the rest got so swept up with the marketing of this ''life changing technology'' that they totally missed the entire point of it. Tsk tsk...
There is a big difference between knowing what something is and what its effects are [e.g. ABS etc], and knowing exactly how it works, people generally prefer the abstract concept instead of delving into the depths of implementation.
 
Good idea to wait till tech matures. Then again you can buy a 24 inch ACER from Incredible Connection which is HDMI and HDCP compatible and shows full HD picture
1920 by 1200 pixels, for R4500.

I think many of you guys concentrate to much on resolution. Make sure it has HDCP plus can accept HDTV formats. 24 inch is very small, Peter.


The proposed new 4K resolution a case in point.

Believe me, we will all be old before we see 4K as a distribution/broadcast format.

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Guys, please go to the shop and try before you buy. Look with your own eyes. We can talk about the technical stuff till the cows come home but you have to make up your own mind.


PS. 100Hz (120 for NTSC) LCD TVs are starting to appear now. These TVs use motion compensation to convert the signal to 100 pictures per second, which gives them the same response time as CRT.
 
Guys, please go to the shop and try before you buy. Look with your own eyes. We can talk about the technical stuff till the cows come home but you have to make up your own mind.
Looking doesn't help. I walked into one of the upmarket shops recently and then asked on of the sales assistants "Why are some of the LCD/Plasma displays so crappy when compared with others". He then waffled about some of the signals being simulated HD, and others real HD, some being LCD, other Plasma, that it depends on how much the image changes between frames,blah .. blah."
In the end I said thank you and walked out. I'll wait until my TV gives up and then look at it again.
 
yeah things like how the signal is split can affect how one TV looks compared to another
 
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