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In June 2007, YouTube added an option to watch videos in 3GP format on mobile phones. [32] In March 2008, a high-quality mode was added, which increased the resolution to 480×360 pixels. [33] In December 2008, 720p HD support was added. At the time of the 720p launch, the YouTube player was changed from a 4:3 aspect ratio to a widescreen 16:9 ...
Memory effect, also known as battery effect, lazy battery effect, or battery memory, is an effect observed in nickel-cadmium rechargeable batteries that causes them to hold less charge. [ 1 ] [ 2 ] It describes the situation in which nickel-cadmium batteries gradually lose their maximum energy capacity if they are repeatedly recharged after ...
On July 14, 2022, YouTube made a special playlist and video celebrating the 317 music videos to have hit 1 billion views and joined the "Billion Views Club". [65] [66] On April 1, 2024, the communications app Discord incorporated a short trailer video into their in-app April Fools' Day prank regarding loot boxes. The video automatically looped ...
As music storage and playback using personal computers became common, the term "playlist" was adopted by various media player software programs intended to organize and control music on a PC. Such playlists may be defined, stored, and selected to run either in sequence or if a random playlist function is selected, in a random order.
Over 10 songs were mashed-up by DJ Earworm [5] [13] for the video. [5] The video was not structured around songs, as in previous years, but with more Internet memes and trends used alongside the music. Its main feature was the YouTube Rewind Button flag, with which YouTubers and other notable personalities run throughout the video.
The music video for the song debuted on April 6, 2010, as part of the "Nuclear Edition" reissue of Bang! Pow! Boom!. [15] The video's green screen sequences were directed by Paul Andresen, with post-production being completed in Michigan. [16] The video has received over 19 million views on YouTube. [17]
Lithium-ion battery Curve of price and capacity of lithium-ion batteries over time; the price of these batteries declined by 97% in three decades. Lithium is the alkali metal with lowest density and with the greatest electrochemical potential and energy-to-weight ratio.
A lithium-ion or Li-ion battery is a type of rechargeable battery that uses the reversible intercalation of Li + ions into electronically conducting solids to store energy. In comparison with other commercial rechargeable batteries, Li-ion batteries are characterized by higher specific energy, higher energy density, higher energy efficiency, a longer cycle life, and a longer calendar life.