[talk] FreeBSD crochet & Chromebooks

Bob Ippolito bob at redivi.com
Tue Aug 26 23:44:26 EDT 2014

On Tuesday, August 26, 2014, Brian Callahan <bcallah at devio.us> wrote:

> On 08/26/14 20:56, Justin Sherrill wrote:
>> On Tue, Aug 26, 2014 at 5:30 PM, George Rosamond
>> <george at ceetonetechnology.com> wrote:
>>> What is a "noisy" touchpad and touchscreen?
>> My suspicion is that it's a voltage level issue, because the
>> oversensitive touchpad effect was greatly lessened by going on
>> battery, as reported on IRC - and there's people talking online of
>> similar issues in Lenovos that have similar touchpad hardware.
> Just to toss another data point in: my Lenovo (ThinkPad EDGE E420) will
> become noisy over time. Eventually just hovering my hand over the trackpad
> will cause it to think it's in scroll mode. (eventually is on the order of
> days, but it's still annoying)

I think a lot of the smarts for modern multitouch devices is in software
and not implemented well outside of closed Mac/Windows drivers. Chromebook
might be an exception, I haven't spent much time with one yet.

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