======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '235'
                                          'artist'  'Spice Girls'
                                     'text_people'  ''
                                         'release'  'Power FM Power Music'
                                           'title'  "Say You'll Be Ther"
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', '90s', 'female vocalists', 'british', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted'
                                             'bpm'  '107.038'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Power FM Power Music'
'TBPM' (BPM (beats per minute))                     '107.038'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-unsorted'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         "Say You'll Be Ther"
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Spice Girls'
'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:lastfmtags'                                   ['dance', '90s', 'female vocalists', 'british', 'pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.37 dB'
'TXXX:replaygain_track_peak'                        '0.535704'

========================== row from database ==========================
                                              'id'  1513218
                                            'path'  /data/Music/Bulk/00poprockelectronic/Spice Girls/Spice Girls - Say You_ll Be There.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  235
                                           'genre'  electronic-generic or radio-unsorted
                                        'filesize'  3772288
                                           'mtime'  1621696612
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic You_ll There electronic generic or radio unsorted
                                      'tag_artist'  Spice Girls
                                     'tag_release'  Power FM Power Music
                                       'tag_title'  Say You'll Be Ther
                                             'bpm'  107.038
                                    'search_title'  'be':5 'll':3 'say':1 'ther':6 'you':2 'youll':4
                                   'search_artist'  'girls':2 'spice':1
                                  'search_release'  'fm':2 'music':3 'power':1
                                     'search_rest'  '00poprockelectronic':1 'electronic':5 'generic':6 'll':3 'or':7 'radio':8 'there':4 'unsorted':9 'you':2
                                    'search_combo'  '00poprockelectronic':12 'be':5A 'electronic':16 'fm':10C 'generic':17 'girls':8B 'll':3A,14 'music':11C 'or':18 'power':9C 'radio':19 'say':1A 'spice':7B 'ther':6A 'there':15 'unsorted':20 'you':2A,13 'youll':4A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', '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-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', '90s', 'female vocalists', 'british', 'pop']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696611.7346475  (2021-05-22 17:16:51)
                             'size'  3772288