======================== unified (from filesystem) ========================
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                                        'duration'  '263'
                                          'artist'  'DJ Khaled'
                                     'text_people'  ''
                                         'release'  'Pitchfork: The Top 500 Tracks of the 2000s'
                                           'title'  "We Takin' Over (feat. T.I., Akon, Rick Ross, Fat Joe, Birdman, and Lil Wayne)"
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                                      'lastfmtags'  "['hip-hop', 'rap', 'hip hop', 'miami', 'djs']"
                                     'discogstags'  "['hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
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                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted'
                                             'bpm'  '112.321'
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                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Pitchfork: The Top 500 Tracks of the 2000s'
'TBPM' (BPM (beats per minute))                     '112.321'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-unsorted'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         "We Takin' Over (feat. T.I., Akon, Rick Ross, Fat Joe, Birdman, and Lil Wayne)"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'DJ Khaled'
'TRCK' (Track number/Position in set)               '433'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'hip hop'
'TXXX:lastfmtags'                                   ['hip-hop', 'rap', 'hip hop', 'miami', 'djs']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+17.29 dB'
'TXXX:replaygain_track_peak'                        '0.048817'

========================== row from database ==========================
                                              'id'  1498699
                                            'path'  /data/Music/Bulk/00poprockelectronic/VA - Pitchfork - The Top 500 Tracks of the 2000s/433 - DJ Khaled - We Takin_ Over (feat. T.I., Akon, Rick Ross, Fat Joe, Birdman, and Lil Wayne).mp3
                                         'working'  None
                                         'bitrate'  225
                                    'duration_sec'  263
                                           'genre'  electronic-generic or radio-unsorted
                                        'filesize'  7427855
                                           'mtime'  1621695612
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic VA 433 Takin_ electronic generic radio unsorted
                                      'tag_artist'  DJ Khaled
                                     'tag_release'  Pitchfork: The Top 500 Tracks of the 2000s
                                       'tag_title'  We Takin' Over (feat. T.I., Akon, Rick Ross, Fat Joe, Birdman, and Lil Wayne)
                                             'bpm'  112.321
                                    'search_title'  'akon':10,11 'and':20 'birdman':18,19 'fat':15 'feat':5,6 'i':8 'joe':16,17 'lil':21 'over':4 'rick':12 'ross':13,14 't':7 'takin':2,3 'ti':9 'wayne':22,23 'we':1
                                   'search_artist'  'dj':1 'khaled':2
                                  'search_release'  '2000s':8 '500':5 'of':7 'pitchfork':1,2 'the':3 'top':4 'tracks':6
                                     'search_rest'  '00poprockelectronic':1 '433':3 'electronic':5 'generic':6 'radio':7 'takin':4 'unsorted':8 'va':2
                                    'search_combo'  '00poprockelectronic':34 '2000s':33C '433':36 '500':30C 'akon':10A,11A 'and':20A 'birdman':18A,19A 'dj':24B 'electronic':38 'fat':15A 'feat':5A,6A 'generic':39 'i':8A 'joe':16A,17A 'khaled':25B 'lil':21A 'of':32C 'over':4A 'pitchfork':26C,27C 'radio':40 'rick':12A 'ross':13A,14A 't':7A 'takin':2A,3A,37 'the':28C 'ti':9A 'top':29C 'tracks':31C 'unsorted':41 'va':35 'wayne':22A,23A 'we':1A
                                    'tag_tracknum'  433
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['hip-hop', 'rap', 'hip hop', 'miami', 'djs']
                                        'tag_date'  2005
                                     'discogstags'  ['hip hop']

============================== file details ==============================
                                           'mtime'  1621695612.159582  (2021-05-22 17:00:12)
                             'size'  7427855