======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '149'
                                          'artist'  'Psyclones'
                                     'text_people'  ''
                                         'release'  'Insane Music For Insane People Vol. 6'
                                           'title'  'Tribulation'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['post punk', 'american', 'industrial', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1984'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;set-pl-mor'
                                             'bpm'  '94.3'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Insane Music For Insane People Vol. 6'
'TBPM' (BPM (beats per minute))                     '94.3'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'set-pl-mor']
'TDRC' (Recording time)                             '1984'
'TIT2' (Title/songname/content description)         'Tribulation'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Psyclones'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['post punk', 'american', 'industrial', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-4.52 dB'
'TXXX:replaygain_track_peak'                        '0.939962'

========================== row from database ==========================
                                              'id'  1367613
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Tara Cross - Insane Music For Insane People Vol. 6 (Insane Music, 1984) [320k]/A04 Psyclones - Tribulation.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  149
                                           'genre'  electronic-unsorted;set-pl-mor
                                        'filesize'  5972605
                                           'mtime'  1638556452
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Tara Cross (Insane Music, 1984) [320k] A04 electronic unsorted;set mor
                                      'tag_artist'  Psyclones
                                     'tag_release'  Insane Music For Insane People Vol. 6
                                       'tag_title'  Tribulation
                                             'bpm'  94.3
                                    'search_title'  'tribulation':1
                                   'search_artist'  'psyclones':1
                                  'search_release'  '6':7 'for':3 'insane':1 'music':2 'people':4 'vol':5,6
                                     'search_rest'  '1984':7,8 '320k':9,10 'a04':11 'cross':2 'electronic':12 'insane':3,4 'mor':17 'music':5,6 'set':14,16 'tara':1 'unsorted':13,15
                                    'search_combo'  '1984':16,17 '320k':18,19 '6':9C 'a04':20 'cross':11 'electronic':21 'for':5C 'insane':3C,12,13 'mor':26 'music':4C,14,15 'people':6C 'psyclones':2B 'set':23,25 'tara':10 'tribulation':1A 'unsorted':22,24 'vol':7C,8C
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['post punk', 'american', 'industrial', 'experimental']
                                        'tag_date'  1984
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1638556452.3003204  (2021-12-03 19:34:12)
                             'size'  5972605