======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '157'
                                          'artist'  'Sleater-Kinney'
                                     'text_people'  ''
                                         'release'  'Call The Doctor'
                                           'title'  'I Wanna Be Your Joey Ramone'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'riot grrrl', 'female vocalists', 'indie rock', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '93.7'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'APIC:Cover Image'                                  type PictureType.COVER_FRONT (Cover (front)) b'Cover Image'
                                     
'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=153, count=0)
'TALB' (Album/Movie/Show title)                     'Call The Doctor'
'TBPM' (BPM (beats per minute))                     '93.7'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'I Wanna Be Your Joey Ramone'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sleater-Kinney'
'TRCK' (Track number/Position in set)               '7'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'riot grrrl', 'female vocalists', 'indie rock', 'rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.48 dB'
'TXXX:replaygain_track_peak'                        '0.430852'

========================== row from database ==========================
                                              'id'  1476068
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Sleater-Kinney/MBZ;#Sleater-Kinney;#Call The Doctor;#07;#I Wanna Be Your Joey Ramone.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  157
                                           'genre'  rock-gr-punk
                                        'filesize'  2542944
                                           'mtime'  1622659334
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos MBZ;#Sleater Kinney;#Call Doctor;#07;#I rock gr punk
                                      'tag_artist'  Sleater-Kinney
                                     'tag_release'  Call The Doctor
                                       'tag_title'  I Wanna Be Your Joey Ramone
                                             'bpm'  93.7
                                    'search_title'  'be':3 'i':1 'joey':5 'ramone':6 'wanna':2 'your':4
                                   'search_artist'  'kinney':2 'sleater':1 'sleaterkinney':3
                                  'search_release'  'call':1 'doctor':3 'the':2
                                     'search_rest'  '00singer':1 '07':13,16 'call':9,11 'doctor':12,15 'eos':3 'gr':19 'i':14,17 'kinney':8,10 'mbz':4,6 'punk':20 'rock':18 'sleater':5,7 'songwriter':2
                                    'search_combo'  '00singer':13 '07':25,28 'be':3A 'call':10C,21,23 'doctor':12C,24,27 'eos':15 'gr':31 'i':1A,26,29 'joey':5A 'kinney':8B,20,22 'mbz':16,18 'punk':32 'ramone':6A 'rock':30 'sleater':7B,17,19 'sleaterkinney':9B 'songwriter':14 'the':11C 'wanna':2A 'your':4A
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-3']
                                      'lastfmtags'  ['indie', 'riot grrrl', 'female vocalists', 'indie rock', 'rock']
                                        'tag_date'  1996
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1622659333.7956662  (2021-06-02 20:42:13)
                             'size'  2542944