How many songs are in the album "O.S. Mastery" by DJ Intranet?

There are a total of 15 songs in "O.S. Mastery".

When was the album "O.S. Mastery" by DJ Intranet released?

"O.S. Mastery" was released on March 5, 2021.

#	Track	Artist	Key	Camelot	BPM
1	Brainwave - Trance Edit	DJ Intranet	F Minor	4A	131
2	Finally - Gabbin' Edit	DJ Intranet	E♭ Major	5B	159
3	Utopia - Web 1.0 Remix	DJ Intranet	G Minor	6A	124
4	Tulip - Evening Dew	DJ Intranet, J Ultimate, Sheng Feng	F Minor	4A	130
5	Departure - Weather Report	DJ Intranet	B Major	1B	145
6	Allnighter - Study Beats	DJ Intranet, LB Alex, Rheivisca	B♭ Minor	3A	94
7	Brainwave - Ambient Edit	DJ Intranet	A Major	11B	56
8	Utopia - Uploading at Dial-Up Speeds	DJ Intranet	A Major	11B	111
9	Allnighter - Dark City	DJ Intranet	E♭ Major	5B	159
10	Tulip - Grow Light	DJ Intranet, Sheng Feng	E♭ Major	5B	159
11	Departure - Purple Cocktail	DJ Intranet, BJ Esporma, CPiddy, Jae Money	E Minor	9A	96
12	Transmission - Stock Music	DJ Intranet	B Minor	10A	117
13	Packet Switch - Bytes Per Second	DJ Intranet	F♯ Minor	11A	120
14	U Knew Me - Turbo Button	DJ Intranet, Newmercedes, Jnuzh	A Minor	8A	181
15	Tokyo - End Credits: Director's Cut	DJ Intranet, ReMark, Salnik	E♭ Major	5B	159