======================== unified (from filesystem) ========================
                                         'bitrate'  '243.468'
                                        'duration'  '300'
                                          'artist'  'Cloud Boat'
                                     'text_people'  ''
                                         'release'  'Model Of You'
                                           'title'  'Thoughts In Mine'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                                      'lastfmtags'  "['acoustic', 'electronic', 'post dubstep', 'british', 'uk']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '129.979'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Model Of You'
'TBPM' (BPM (beats per minute))                     '129.979'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2014'
'TENC' (Encoded by)                                 'LAME 3.98r'
'TIT2' (Title/songname/content description)         'Thoughts In Mine'
'TKEY' (Initial key)                                '12A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Cloud Boat'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['acoustic', 'electronic', 'post dubstep', 'british', 'uk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.40 dB'
'TXXX:replaygain_track_peak'                        '0.381660'

========================== row from database ==========================
                                              'id'  1341655
                                            'path'  /data/Music/Bulk/00poprockelectronic/Cloud_Boat_-_Model_Of_You-(AMB1409-CD)-2014-DRUM/09_thoughts_in_mine-drum.mp3
                                         'working'  None
                                         'bitrate'  243
                                    'duration_sec'  300
                                           'genre'  electronic-unsorted
                                        'filesize'  9149629
                                           'mtime'  1620568711
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Cloud_Boat_ _Model_Of_You (AMB1409 CD) 2014 DRUM 09_thoughts_in_mine drum electronic unsorted
                                      'tag_artist'  Cloud Boat
                                     'tag_release'  Model Of You
                                       'tag_title'  Thoughts In Mine
                                             'bpm'  129.979
                                    'search_title'  'in':2 'mine':3 'thoughts':1
                                   'search_artist'  'boat':2 'cloud':1
                                  'search_release'  'model':1 'of':2 'you':3
                                     'search_rest'  '00poprockelectronic':1 '09':13 '2014':11 'amb1409':7,8 'boat':3 'cd':9,10 'cloud':2 'drum':12 'electronic':17 'in':15 'mine':16 'model':4 'of':5 'thoughts':14 'unsorted':18 'you':6
                                    'search_combo'  '00poprockelectronic':9 '09':21 '2014':19 'amb1409':15,16 'boat':5B,11 'cd':17,18 'cloud':4B,10 'drum':20 'electronic':25 'in':2A,23 'mine':3A,24 'model':6C,12 'of':7C,13 'thoughts':1A,22 'unsorted':26 'you':8C,14
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['acoustic', 'electronic', 'post dubstep', 'british', 'uk']
                                        'tag_date'  2014
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620568710.7797012  (2021-05-09 15:58:30)
                             'size'  9149629