======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '278'
                                          'artist'  'M.O.P'
                                     'text_people'  ''
                                         'release'  'Cold As Ice(Vinyl)'
                                           'title'  'Cold As Ice (Instrumental)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['hip-hop', 'rap', 'hardcore rap', 'new york', 'hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '85.597'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Cold As Ice(Vinyl)'
'TBPM' (BPM (beats per minute))                     '85.597'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Cold As Ice (Instrumental)'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'M.O.P'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['hip-hop', 'rap', 'hardcore rap', 'new york', 'hip hop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.52 dB'
'TXXX:replaygain_track_peak'                        '0.578127'

========================== row from database ==========================
                                              'id'  719691
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/M.O.P__MOP - Your as Cold as Ice (instrumental).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  278
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  6692834
                                           'mtime'  1620585702
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism M.O.P__MOP Your as as (instrumental) hip hop or rnb or rap or turntablism
                                      'tag_artist'  M.O.P
                                     'tag_release'  Cold As Ice(Vinyl)
                                       'tag_title'  Cold As Ice (Instrumental)
                                             'bpm'  85.597
                                    'search_title'  'as':2 'cold':1 'ice':3 'instrumental':4,5
                                   'search_artist'  'm':1 'mop':4 'o':2 'p':3
                                  'search_release'  'as':2 'cold':1 'ice':3 'icevinyl':5 'vinyl':4
                                     'search_rest'  'as':12 'hip':15 'hiphop':1 'hop':16 'instrumental':13,14 'm':5 'mop':8,9,10 'o':6 'or':17 'p':7 'rap':2 'rnb':3 'turntablism':4 'your':11
                                    'search_combo'  'as':2A,11C,26 'cold':1A,10C 'hip':29 'hiphop':15 'hop':30 'ice':3A,12C 'icevinyl':14C 'instrumental':4A,5A,27,28 'm':6B,19 'mop':9B,22,23,24 'o':7B,20 'or':31 'p':8B,21 'rap':16 'rnb':17 'turntablism':18 'vinyl':13C 'your':25
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['hip-hop', 'rap', 'hardcore rap', 'new york', 'hip hop']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620585701.732729  (2021-05-09 20:41:41)
                             'size'  6692834