======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '271'
                                          'artist'  'Fred Blassie'
                                     'text_people'  'Marguiles/Pete Cicero'
                                         'release'  'Music for Maniacs'
                                           'title'  'Pencil Neck Geek'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-1', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['comedy']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1988'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '136.5'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         ['blog.wfmu.org',
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'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '136.5'
'TCOM' (Composer)                                   'Marguiles/Pete Cicero'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '1988'
'TIT2' (Title/songname/content description)         'Pencil Neck Geek'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Fred Blassie'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'William J. Frenzer'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   'comedy'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.03 dB'
'TXXX:replaygain_track_peak'                        '0.589635'

========================== row from database ==========================
                                              'id'  648756
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/Fred_Blassie_-_Pencil_Neck_Geek.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  271
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  7645090
                                           'mtime'  1636916322
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs Fred_Blassie_ _Pencil_Neck_Geek electronic experimental oddness
                                      'tag_artist'  Fred Blassie
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  Pencil Neck Geek
                                             'bpm'  136.5
                                    'search_title'  'geek':3 'neck':2 'pencil':1
                                   'search_artist'  'blassie':2 'fred':1
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  'blassie':4 'electronic':8 'experimental':9 'fred':3 'geek':7 'maniacs':2 'music':1 'neck':6 'oddness':10 'pencil':5
                                    'search_combo'  'blassie':5B,12 'electronic':16 'experimental':17 'for':7C 'fred':4B,11 'geek':3A,15 'maniacs':8C,10 'music':6C,9 'neck':2A,14 'oddness':18 'pencil':1A,13
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['comedy']
                                        'tag_date'  1988
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636916322.2778447  (2021-11-14 19:58:42)
                             'size'  7645090