======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '272'
                                          'artist'  'Stark Effect'
                                     'text_people'  ''
                                         'release'  'Mic In Track'
                                           'title'  'I Miss You'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['free mp3', 'all', 'electronic', 'oc', 'under 2000 listeners']"
                                     'discogstags'  "['electronic', 'downtempo', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '144.4'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Mic In Track'
'TBPM' (BPM (beats per minute))                     '144.4'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'I Miss You'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Stark Effect'
'TRCK' (Track number/Position in set)               '3'
'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:discogstags'                                  ['electronic', 'downtempo', 'synth-pop']
'TXXX:lastfmtags'                                   ['free mp3', 'all', 'electronic', 'oc', 'under 2000 listeners']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.15 dB'
'TXXX:replaygain_track_peak'                        '0.610950'

========================== row from database ==========================
                                              'id'  722846
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Comfort Stand/csr003/csr003-03-stark-effect-i-miss-you.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  272
                                           'genre'  electronic-unsorted
                                        'filesize'  6553472
                                           'mtime'  1637876198
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Comfort Stand csr003 csr003 03 stark effect miss you electronic unsorted
                                      'tag_artist'  Stark Effect
                                     'tag_release'  Mic In Track
                                       'tag_title'  I Miss You
                                             'bpm'  144.4
                                    'search_title'  'i':1 'miss':2 'you':3
                                   'search_artist'  'effect':2 'stark':1
                                  'search_release'  'in':2 'mic':1 'track':3
                                     'search_rest'  'comfort':1 'csr003':3 'effect':5 'electronic':8 'miss':6 'stand':2 'stark':4 'unsorted':9 'you':7
                                    'search_combo'  'comfort':9 'csr003':11 'effect':5B,13 'electronic':16 'i':1A 'in':7C 'mic':6C 'miss':2A,14 'stand':10 'stark':4B,12 'track':8C 'unsorted':17 'you':3A,15
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-1', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['free mp3', 'all', 'electronic', 'oc', 'under 2000 listeners']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic', 'downtempo', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1637876197.6318684  (2021-11-25 22:36:37)
                             'size'  6553472