Jimmy posted once last December and once in June. He used to be quite active here.

I am not an accountant or l*wyer?ÿ but I read that the main test for business deductability is the percent of time something is actually used in the c...

Our area has gone wild with roundabouts in the last few years. Once I get used to one, it's no better or worse to me, so if there is a benefit overall...

The sump pump discharge is in the lawn well inside the sidewalk. There used to be one across the street that discharged at the curb, but I believe it ...

Wow. Never saw one of those.

@wendell?ÿ There's useful technology and then technology just because it can be done.?ÿ What advantage is there in relying on a complicated device li...

Google finds this:?ÿ Your AirTag sends out a secure Bluetooth signal that can be detected by nearby devices in the Find My network. These devices send...

If you forget to turn off a light for 4 hours, and have an old 60 watt incandescent, that makes 0.24 kwh, which may cost you 4 cents.?ÿ At $3/gallon a...

You save by the difference in circumference of two circles having radii at each lane, times the fraction of a circle the curves make = 2*pi*(R1-R2)* d...

@holy-cow?ÿ Did you ever calculate how much distance or time you saved by that tactic??ÿ Not much.

@oldpacer?ÿ NGS is still working on adding constellations other than GPS to OPUS so you will not have more than about 10 sats.

It would be nice if more drivers paid attention to signs. There is an on-ramp I use frequently that narrows from 2 lanes to 1 just before the left lan...

It is not sufficient to write so you can be understood. It is necessary to write so you cannot be misunderstood. ~somebody famous

@holy-cow?ÿ Yes, Pythagoras did not consider speed, only distance. And the fastest track depends on whether we have solid or hollow rolling balls, o...

@holy-cow?ÿ Some of the statistical differences, like for bone fractures, can be hypothetically explained by the world being designed for easier use ...

Only a small fraction of the US Geological Survey marks were included in the National Spatial Reference System as defined by the US Coast & Geodet...

Even 3rd order, if they are believed to be stable and don't look like outliers.

In my experience, NGS will try to use data on any mark they have a good classically measured orthometric height for, even if it isn't on the wish list...

People often overestimate their ability to judge level. When a retirement home was built near me I watched a Bobcat operator finish off the dam of a d...