[Discuss] SD Cards, cheap and here for a while?

[Eric Chadbourne]

> On Aug 23, 2016, at 11:10 PM, Rich Pieri <richard.pieri at gmail.com> wrote:
> 
> On 8/23/2016 8:27 PM, Eric Chadbourne wrote:
>> So my music collection is larger than the drive on my laptop.
>> There's a USB 3 1TB drive connected but it feels cumbersome.
>> 
>> Poking around online I noticed sd cards are large and inexpensive.
>> This plus it's omnipresence seems compelling.  Slide one into the
>> side of my laptop and local storage triples.
> 
> No, your storage doesn't triple. The capacity may be big, relative to
> tiny notebook SSDs, but the performance is generally crap. UHS vendors
> say "up to 104MB/s" but in practice you're capped at 20MB/s by the
> reader unless you have a newer, premium Skylake notebook with a reader
> that supports UHS, and UHS cards aren't cheap. And even then you're
> going to hit a practical limit of around 80MB/s with a fast card. But if
> you're just looking for some extra storage to carry around low
> performance media like music and movies then SD cards are perfectly fine
> for it. This is, in fact, precisely what the entire storage category was
> originally designed to do.
> 
> -- 
> Rich P.


Good point about performance.  In this case just for music.

Fascinating stuff.  Was just reading about the "protected area".  Didn't know about that.  https://en.wikipedia.org/wiki/Secure_Digital

- Eric