======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '185'
                                          'artist'  'ACE Of BASE'
                                     'text_people'  ''
                                         'release'  'Energy FM 104.2'
                                           'title'  'Unspeakable (rmx)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', '90s', 'swedish', 'female vocalists', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-th-ent-europop'
                                             'bpm'  '124.9'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:h#\x00\x00'                      PRIV(owner='AverageLevel', data=b'h#\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     'Energy FM 104.2'
'TBPM' (BPM (beats per minute))                     '124.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-ent-europop'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Unspeakable (rmx)'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'ACE Of BASE'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['dance', '90s', 'swedish', 'female vocalists', 'pop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.51 dB'
'TXXX:replaygain_track_peak'                        '0.455366'

========================== row from database ==========================
                                              'id'  1282735
                                            'path'  /data/Music/Bulk/00poprockelectronic/Energy FM 104.2 [OLD]/ACE Of BASE - Unspeakable (rmx).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  185
                                           'genre'  electronic-th-ent-europop
                                        'filesize'  2965504
                                           'mtime'  1621696178
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [OLD] electronic th ent europop
                                      'tag_artist'  ACE Of BASE
                                     'tag_release'  Energy FM 104.2
                                       'tag_title'  Unspeakable (rmx)
                                             'bpm'  124.9
                                    'search_title'  'rmx':2,3 'unspeakable':1
                                   'search_artist'  'ace':1 'base':3 'of':2
                                  'search_release'  '104':3 '1042':5 '2':4 'energy':1 'fm':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':4 'ent':6 'europop':7 'old':2,3 'th':5
                                    'search_combo'  '00poprockelectronic':12 '104':9C '1042':11C '2':10C 'ace':4B 'base':6B 'electronic':15 'energy':7C 'ent':17 'europop':18 'fm':8C 'of':5B 'old':13,14 'rmx':2A,3A 'th':16 'unspeakable':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', '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-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dance', '90s', 'swedish', 'female vocalists', 'pop']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696177.605738  (2021-05-22 17:09:37)
                             'size'  2965504