Most credit cards will double the manufactures warranty. That is a one year warranty becomes a two year warranty. They cover the second year. It is a free feature.

It is both trivial and profound to note that our educational problems will be solved when the math team has the same prestige as the football team.

I lurk to follow postings from my extended family. It keeps me in closer touch than I was previously. If I reply, I do it off Facebook.

"Facebook tracks every web page you visit that has a Facebook button"

Download a separate browser, such as Opera, and devote it exclusively to Facebook.

I do not mean that you don't use these technologies, just be honest that they are not perfectly safe and plan for their failure, such as lifeboats on modern ships do,

There were not effective response plans for the BP spill, or the Exxon Valdez. At the very least, have a legal framework. The lawsuits from the Valdez dragged on for decades.

You Can't Repeal Murphy's Law

Fukashima
BP oil spill\
Costa Concordia Cruise Ship
Exxon Valdeze
Titanic

We were all allsured that they were foolproof. Wrong -- we found the fools.

There might be a level at which radiation is beneficial. This is called hormesis

From Wikipedia

Hormesis (from Greek hórmsis ...) is the term for generally favorable biological responses to low exposures to toxins and other stressors. A pollutant or toxin showing hormesis thus has the opposite effect in small doses as in large doses

The concept is vigorously debated, but has been shown to work in some animal experiments. In humans, small doses of alcohol, a toxin, seems to improve heart health.

Humans, as all life, have evolved under low level background radiation. We may be adapted to it.

I think many people are in willful denial. Deep down they think it's true, but they don't want to accept the consequential changes in their lifestyle that we need to do anything about it. The easiest way to square the two contradictory positions is to deny that climate change is a problem.

It is an all too normal human reaction.

In the latter half of the last century Russia and East Germany had extensive spy networks, probably the biggest in the world. Look what happened to them.

"retain stuff for a VERY long time'

What is a VERY long time. Unless tape has improved in the last 20 years, it has has an archival life of a decade or two.