======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '404'
                                          'artist'  'Garbage'
                                     'text_people'  ''
                                         'release'  'Garbage'
                                           'title'  'Milk (Massive Attack Trance mi'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['90s', 'alternative', 'female vocalists', 'rock']"
                                     'discogstags'  "['electronic', 'rock', 'alternative rock', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '95.799'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Garbage'
'TBPM' (BPM (beats per minute))                     '95.799'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Milk (Massive Attack Trance mi'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Garbage'
'TRCK' (Track number/Position in set)               '2'
'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:discogstags'                                  ['electronic', 'rock', 'alternative rock', 'pop rock']
'TXXX:lastfmtags'                                   ['90s', 'alternative', 'female vocalists', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.08 dB'
'TXXX:replaygain_track_peak'                        '0.888901'

========================== row from database ==========================
                                              'id'  1286851
                                            'path'  /data/Music/Bulk/00poprockelectronic/Garbage/MBZ;#Garbage;#[non-album tracks];#02;#Milk (Massive Attack Trance mix).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  404
                                           'genre'  rock-pop
                                        'filesize'  6468121
                                           'mtime'  1637523034
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic MBZ;#Garbage;#[non album tracks];#02;#Milk mix) rock pop
                                      'tag_artist'  Garbage
                                     'tag_release'  Garbage
                                       'tag_title'  Milk (Massive Attack Trance mi
                                             'bpm'  95.799
                                    'search_title'  'attack':4 'massive':2,3 'mi':6 'milk':1 'trance':5
                                   'search_artist'  'garbage':1
                                  'search_release'  'garbage':1
                                     'search_rest'  '00poprockelectronic':1 '02':10,13 'album':8 'garbage':3,6 'mbz':2,5 'milk':11,14 'mix':15,16 'non':4,7 'pop':18 'rock':17 'tracks':9,12
                                    'search_combo'  '00poprockelectronic':9 '02':18,21 'album':16 'attack':4A 'garbage':7B,8C,11,14 'massive':2A,3A 'mbz':10,13 'mi':6A 'milk':1A,19,22 'mix':23,24 'non':12,15 'pop':26 'rock':25 'tracks':17,20 'trance':5A
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['90s', 'alternative', 'female vocalists', 'rock']
                                        'tag_date'  1995
                                     'discogstags'  ['electronic', 'rock', 'alternative rock', 'pop rock']

============================== file details ==============================
                                           'mtime'  1637523033.5407991  (2021-11-21 20:30:33)
                             'size'  6468121