Yes, I understand why the initial compression of a bitmap (not necessarily a .BMP) to a JPEG is lossy, via the quantization step after DCT. But if I decompress a JPEG back to a new bitmap, and then re ...

It used to be that memory and storage space were so precious and so limited of a resource that handling nontrivial amounts of text was a serious problem. Text compression was a highly practical ...

Yes, the lossless audio file you're using is probably compressed — that's completely fine for this reason.

Google Photos' default Storage Saver uses lossy compression, downsizing photos to 16MP and 4K videos to 1080p. Compression is often invisible on phones, but you'll notice it if you're trying to edit ...

Lloyd Chambers has an very interesting post up describing the Sony A7 & A7R & other Sony camera raw file format. Apparently it uses "11 + 7-bit lossy compression scheme". Lossy compression. Seriously ...