[falcolas]

About $100 in gear ($30 144wh battery, $20 controller, $50 50w solar panel) to offset around $2 worth of electricity (9.53kwh * 0.17 euro/kwh) per year.

The battery should be replaced about every 5 years, the solar panels 25 years, the controller every 10 years.

[lowtechmagazine]

A cost analysis remains to be done. But it's not as bad as it seems: we save $600 per year on hosting services.

[falcolas]

Comparing a static site on a Raspberry Pi to a commercially hosted CMS is like comparing an apple to a walnut grove.