Tech

Monday: Peloton takeover rumours, big companies’ climate promises misleading

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As a supplier of high-priced training bikes, Peloton has recently started to falter. Now, however, there are rumors of a takeover by well-known companies and the stock market price, which had previously crashed, takes a leap. The climate promises of large companies must also be regarded as rumors in many cases. At least, according to an analysis by experts, these promises are often misleading – the most important reports in a nutshell.

The fitness equipment specialist Peloton attracts big ones after price losses in the past few months prospective takeovers on. The Start-up was a success story in the Corona crisis. But the exercise bike boom ended after most of the pandemic restrictions were lifted. now the company is considered a takeover candidate. Peloton’s price is rising following reports of interest from Amazon and Nike, but the companies have yet to comment.

On the other hand, many companies have made promises about climate protection, but according to one study can they Climate protection promise by 25 of the largest companies worldwide not at face value be taken. In reality, the plans reduce their emissions of climate-damaging greenhouse gases by an average of only 40 percent – and not by 100 percent, as terms like “Netto-Null” and “climate neutral” suggest. According to the analysis of experts, the climate promises of large companies are often not very credible.

Climate protection was not an issue 50 years ago when HP In early February 1972 first scientific calculator brought out: the HP-35. HP’s marketing managers and market research institutes advised against it, but company boss William Hewlett defied it. He really wanted one little thing, which can calculate logarithm, exponentiation and trigonometric functions and that in his shirt pocket fits. Until then, one was either dependent on larger computers, on imprecise slide rules or on calculating tables: on the 50th birthday of the first scientific pocket calculator, a look back at the HP-35.

We look even further back into the past big bang theory. Commonly, the discovery of expansion of the universe the American astronomer Edwin Hubble attributed. It is not without reason that the expansion constant of the universe is called the “Hubble constant”. However, he did not conclude from his observation that the universe was expanding. In fact, it was the little-known one Belgian Jesuit Georges Lemaître, which the correct conclusions from Einstein’s theory of relativity pulled. Missing Link explains how a priest revolutionized cosmology.

These aren’t revolutionary ideas, but c’t uplink has good ones Tips for upcycling TV cables and telephone wires that have been laid and for pimping the LAN and WLAN infrastructure. Because despite the expensive gigabit Internet connection, the bits sometimes trickle through to the notebook and smartphone hardly any faster than before. This can have many causes, which we Podcast unravel But sometimes only one cable helps. You want to avoid laying LAN cables in every room, but maybe there is something useful there. c’t uplink 41.7 explains the use of old cables for gigabit internet: coax, telephone, powerline.

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