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tempcommenttt 8 hours ago

I’d consider energy use. I use a projector for home cinema and it draws more power (over 200W) than I would want to pay for to run for a whole working day.

WorkerBee28474 8 hours ago | parent | next [-]

0.2 kW * 8 hours/day * 5 days/week * 50 weeks/year * $0.25/kWh = $100/year

It's less than you'd think.

lurking_swe 7 hours ago | parent [-]

the projector they purchased was $800 and the 90” screen was $200. That’s $1k. I can buy an 85” 4K QLED tv for $650 (BestBuy). New TV’s of that size use about 0.1kwh, which is $50 per year instead of $100.

So she’s paying $350 more up front just for set up, and then $50 more per year just to use it. How is that “not that bad”? Seems wasteful, especially if the person in the blog claimed that $1k was “crazy expensive” for them.

$1k is pocket change for a lot of people on this forum, including myself, but if $1k is a lot to you then this seems like a strange purchase.

criticism aside, this is a cool project and i enjoyed the blog post.

nick88msn 7 hours ago | parent | prev [-]

When it's something about your health you don't look at the energy bill or power consumption TBH.