LineOfSight

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  • Chinese scientists demonstrate 2Mbps internet connection over LED

    by 
    Sean Hollister
    Sean Hollister
    05.17.2010

    LED data transmission used to be all the rage -- we fondly remember beaming Palm Pilot contacts via IrDA. Then we got omni-directional Bluetooth and building-penetrating WiFi, and put all that caveman stuff behind us. But now, scientists the world over are looking to bring back line-of-sight networking, and the latest demonstration has Chinese researchers streaming video to a laptop with naught but ceiling-mounted blue LEDs. The Chinese Academy of Sciences claims to have realized a 2Mbit per second internet connection that transmits data simply by modulating the flicker of the little diodes, and imperceptibly enough to have them serve as room lighting as well. Like Boston University before them, the Chinese scholars see short-range LED networks controlling smart appliances. It's not quite the gigabit speed you'd get from laser diodes, but this way you'll get more mileage out of those expensive new bulbs, eh?

  • Are Line of Sight spells an unfair advantage?

    by 
    Dan O'Halloran
    Dan O'Halloran
    09.09.2007

    Player Amithral of the Magtheridon server has a complaint about LoS (Line of Sight) spells. These are channeled spells like Mindflay, Drain Mana, Drain Life, etc. Pretty much anything where you see a particle animation of a continuous beam from the caster to the target.His complaint is that if the target breaks LoS, the ray spell continues. Hunters are plagued by LoS issues, but Priests and Warlocks seem to get a free pass as long as they have LoS when they first cast their spells. Community Manager Tharfor responds that the ray-like spells are considered to be a "working feature and there are currently no plans to change it." However, he also went on state this game mechanic may need to be reevaluated and he will bring it up to the dev team to see if they want to address it.What do you think? Is the lack of a LoS check after casting an unfair advantage (especially in PvP) or should it be considered an advantage of the classes that have it?