Metascore is the score of the movie on the metacritic website.It assigns scores almost in the same range as rotten tomatoes most of the time.Scores are given by movie critics and the weighted score(based on the fame of the critic) is finally assigned.Usually,very good(critical favorites) movies have scores above 70.
KB and kB refer to kilobyte-a unit of information or computer storage equal to either 1,024 bytes (2 10) or 1,000 bytes (10 3), depending on context. MB refers to megabyte-a unit of information or computer storage equal to either 1,048,576 bytes (2 20) or 1,000,000 bytes (10 6), depending on context. A megabyte has approximately 1,000 (or 1,024 to be precise) kilobytes.
Gigabyte unit symbol is GB, Kilobyte unit symbol is KB. Gigabyte is greater than Kilobyte. GB has the prefix Giga. KB has the prefix Kilo. Gigabyte is 1000000 times bigger than Kilobyte. Gigabyte (GB) is one of the most commonly used units of digital information which is equal to 1,000,000,000 bytes.