LZMA is slow to compress, indeed, but it's rather fast for decompression (given the compression ratio). While bzip2 is faster at compressing and has lower memo

LZMA is slow to compress, indeed, but it's rather fast for decompression (given the compression ratio). While bzip2 is faster at compressing and has lower memory requirements, LZMA can beat it at decompressing speed by large margins. This is of course nowhere near LZ4.