======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '2252'
                                          'artist'  'Headphoner & The Nurse'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Night'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '1'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;set-pl-shirleyspinoza'
                                             'bpm'  '122.5'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '122.5'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'set-pl-shirleyspinoza']
'TIT2' (Title/songname/content description)         'Night'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Headphoner & The Nurse'
'TRCK' (Track number/Position in set)               '1/1'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.52 dB'
'TXXX:replaygain_track_peak'                        '0.723358'

========================== row from database ==========================
                                              'id'  1374852
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Headphoner & The Nurse - Night/H&N-night.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  2252
                                           'genre'  electronic-unsorted;set-pl-shirleyspinoza
                                        'filesize'  63059968
                                           'mtime'  1678904136
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm H&N night electronic unsorted;set pl shirleyspinoza
                                      'tag_artist'  Headphoner & The Nurse
                                     'tag_release'  None
                                       'tag_title'  Night
                                             'bpm'  122.5
                                    'search_title'  'night':1
                                   'search_artist'  'headphoner':1 'nurse':3 'the':2
                                  'search_release'  
                                     'search_rest'  'electronic':5 'h':1 'hn':3 'n':2 'night':4 'pl':10 'set':7,9 'shirleyspinoza':11 'unsorted':6,8
                                    'search_combo'  'electronic':9 'h':5 'headphoner':2B 'hn':7 'n':6 'night':1A,8 'nurse':4B 'pl':14 'set':11,13 'shirleyspinoza':15 'the':3B 'unsorted':10,12
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678904135.8339214  (2023-03-15 19:15:35)
                             'size'  63059968