======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '289'
                                          'artist'  'Thuja'
                                     'text_people'  ''
                                         'release'  'The Deer Lay Down Their Bones'
                                           'title'  'Track  1'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['drone', 'experimental', 'ambient', 'psychedelic', 'new weird america']"
                                     'discogstags'  "['rock', 'avantgarde', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'electronic-ambient'
                                             'bpm'  '126.0'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Deer Lay Down Their Bones'
'TBPM' (BPM (beats per minute))                     '126.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Track  1'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Thuja'
'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', 'avantgarde', 'experimental']
'TXXX:lastfmtags'                                   ['drone', 'experimental', 'ambient', 'psychedelic', 'new weird america']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.49 dB'
'TXXX:replaygain_track_peak'                        '0.708807'

========================== row from database ==========================
                                              'id'  986319
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Epitonic ambient/Thuja-Track 1.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  289
                                           'genre'  electronic-ambient
                                        'filesize'  4636347
                                           'mtime'  1636910399
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Epitonic ambient electronic ambient
                                      'tag_artist'  Thuja
                                     'tag_release'  The Deer Lay Down Their Bones
                                       'tag_title'  Track  1
                                             'bpm'  126.0
                                    'search_title'  '1':2 'track':1
                                   'search_artist'  'thuja':1
                                  'search_release'  'bones':6 'deer':2 'down':4 'lay':3 'the':1 'their':5
                                     'search_rest'  'ambient':2 'electronic':3 'epitonic':1
                                    'search_combo'  '1':2A 'ambient':11 'bones':9C 'deer':5C 'down':7C 'electronic':12 'epitonic':10 'lay':6C 'the':4C 'their':8C 'thuja':3B 'track':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           '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-2', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['drone', 'experimental', 'ambient', 'psychedelic', 'new weird america']
                                        'tag_date'  1999
                                     'discogstags'  ['rock', 'avantgarde', 'experimental']

============================== file details ==============================
                                           'mtime'  1636910399.0655122  (2021-11-14 18:19:59)
                             'size'  4636347