======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '339'
                                          'artist'  'Cat Power'
                                     'text_people'  ''
                                         'release'  'Moon Pix'
                                           'title'  'He Turns Down'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'female vocalists', 'folk', 'singer songwriter']"
                                     'discogstags'  "['rock', 'folk rock', 'country rock', 'lo-fi']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-eos'
                                             'bpm'  '140.335'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Moon Pix'
'TBPM' (BPM (beats per minute))                     '140.335'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-eos'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'He Turns Down'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Cat Power'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'folk rock', 'country rock', 'lo-fi']
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'female vocalists', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'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'                        '+0.81 dB'
'TXXX:replaygain_track_peak'                        '0.454835'

========================== row from database ==========================
                                              'id'  1236082
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Cat Power/Moon Pix/02_He_Turns_Down.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  339
                                           'genre'  ifs-songwriter-eos
                                        'filesize'  8153631
                                           'mtime'  1620645113
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 02_He_Turns_Down ifs songwriter eos
                                      'tag_artist'  Cat Power
                                     'tag_release'  Moon Pix
                                       'tag_title'  He Turns Down
                                             'bpm'  140.335
                                    'search_title'  'down':3 'he':1 'turns':2
                                   'search_artist'  'cat':1 'power':2
                                  'search_release'  'moon':1 'pix':2
                                     'search_rest'  '00singer':1 '02':4 'down':7 'eos':3 'he':5 'ifs':8 'songwriter':2 'turns':6
                                    'search_combo'  '00singer':8 '02':11 'cat':4B 'down':3A,14 'eos':10 'he':1A,12 'ifs':15 'moon':6C 'pix':7C 'power':5B 'songwriter':9 'turns':2A,13
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'female vocalists', 'folk', 'singer songwriter']
                                        'tag_date'  1998
                                     'discogstags'  ['rock', 'folk rock', 'country rock', 'lo-fi']

============================== file details ==============================
                                           'mtime'  1620645112.607312  (2021-05-10 13:11:52)
                             'size'  8153631