======================== unified (from filesystem) ========================
                                         'bitrate'  '211.679'
                                        'duration'  '169'
                                          'artist'  'Atom and His Package'
                                     'text_people'  ''
                                         'release'  'Hair: Debatable'
                                           'title'  'Possession (Not the One by Dan'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'electronic', 'punk', 'experimental', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '129.150'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Hair: Debatable'
'TBPM' (BPM (beats per minute))                     '129.150'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Possession (Not the One by Dan'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Atom and His Package'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['indie', 'electronic', 'punk', 'experimental', 'rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.44 dB'
'TXXX:replaygain_track_peak'                        '0.369079'

========================== row from database ==========================
                                              'id'  1298026
                                            'path'  /data/Music/Bulk/00poprockelectronic/Atom and His Package/Hair Debatable/Hair Debatable-04-Possession (Not the One by Danzig).mp3
                                         'working'  None
                                         'bitrate'  211
                                    'duration_sec'  169
                                           'genre'  rock-gr-punk
                                        'filesize'  4488729
                                           'mtime'  1622659243
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 04 Danzig) rock gr punk
                                      'tag_artist'  Atom and His Package
                                     'tag_release'  Hair: Debatable
                                       'tag_title'  Possession (Not the One by Dan
                                             'bpm'  129.15
                                    'search_title'  'by':6 'dan':7 'not':2,3 'one':5 'possession':1 'the':4
                                   'search_artist'  'and':2 'atom':1 'his':3 'package':4
                                  'search_release'  'debatable':3 'hair':1,2
                                     'search_rest'  '00poprockelectronic':1 'danzig':2,3 'gr':5 'punk':6 'rock':4
                                    'search_combo'  '00poprockelectronic':15 'and':9B 'atom':8B 'by':6A 'dan':7A 'danzig':16,17 'debatable':14C 'gr':19 'hair':12C,13C 'his':10B 'not':2A,3A 'one':5A 'package':11B 'possession':1A 'punk':20 'rock':18 'the':4A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['indie', 'electronic', 'punk', 'experimental', 'rock']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622659242.7004201  (2021-06-02 20:40:42)
                             'size'  4488729