Thursday: Meta margin causes stocks to fall, Autobahn gets solar roof


The Facebook group Meta continues to make billions in profits every quarter, but now the stock has suddenly fallen by almost a quarter. The reasons are not obvious, but varied. In contrast, the concept of solar roofs over motorways seems simpler. The existing infrastructure can be used for photovoltaics. On top of that, road surfaces should also be protected. A pilot project is planned for this year – a brief overview of the most important reports.

shares of Facebook group Meta Platforms lost around 23 percent of their value in one fell swoop in after-hours trading on Wednesday evening. Reason are one significantly lower margin, higher losses from the Metaverse and a less optimistic prognosis than hoped. Meta Platforms has more regular users and more and more advertising, and at ever higher prices. Still, Meta’s margin falls and the stock crashes.

In Germany it should be tested whether generated electricity on motorways with photovoltaics can be. This should be at a rest stop on the A demonstrator erected on the A 81 in Baden-Württemberg will. This is to show that the generation of solar power over flowing traffic also works in reality, can be represented in terms of costs is and can be operated permanently. Germany is planning the pilot project with solar roofs over motorways later this year.

The little pink ones are more than a pilot project boxes on wheelswith which the Canadian company Tiny Mile offers a cheaper Alternative to classic delivery services wanted to establish. Because self-propelled technology is not that far along, the ones that roll at 4-6 kilometers per hour have become so Machines remotely controlled by humans. First, Toronto has the operation prohibitedbecause the leisurely cans are a danger for the blind and visually impaired, and now also Canada’s capital Ottawa: Canadian cities are shutting down delivery robots.

At the Internet provider 1&1 it is apparently closed on Wednesday nationwide disruptions in Internet access came. cause seems one unreachable DNS server to be from 1&1. As 1&1 customers reported, there was a problem with the provider’s DNS server stored in the router. This allowed devices connected to the router not reach any goals on the internet. In the course of yesterday morning, 1&1 fixed the problems with the DNS server and the impaired Internet use, but did not want to name the exact cause.

The appearance of a heart muscle inflammation (myocarditis) after a Covid-19 vaccination with the mRNA vaccines from Biontech-Pfizer and Moderna is one though very rare but serious side effect of the two vaccines. The extent of this risk and the impact of this vaccine complication are still unclear. Now became one study published about the cases of myocarditis after mRNA vaccinations detected in the USA over the course of a nine-month period. Do Covid-19 vaccinations pose a risk of mRNA myocarditis?

smoke detector should be patient and hold out for a long time, but in the event of a fire they should sound the alarm quickly and reliably. has been the case for a number of years in Germany an obligation to install, in the meantime apartments in almost all federal states have to be retrofitted. the Selection is huge and ranges from models that cost a few euros to those for three-digit amounts. The colleagues of c’t have dealt extensively with this topic. In today’s #heiseshow they explain to us the inconspicuous lifeguards and whether smoke detectors need WiFi.

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