======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '175'
                                          'artist'  'Les Paul & Mary Ford'
                                     'text_people'  ''
                                         'release'  "Your Hit Parade * The '50s Pop Revival"
                                           'title'  'Smoke Rings'
                                           'quals'  ("['Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-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-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['guitar', 'jazz', '50s', 'pop', 'oldies']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'set-th-sex'
                                             'bpm'  '143.213'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            'Les Paul & Mary Ford'
'COMM:MusicMatch_TrackArtist:eng'                   'Les Paul & Mary Ford'
'TALB' (Album/Movie/Show title)                     "Your Hit Parade * The '50s Pop Revival"
'TBPM' (BPM (beats per minute))                     '143.213'
'TCON' (Content type, a.k.a. Genre)                 'set-th-sex'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         'Smoke Rings'
'TKEY' (Initial key)                                '1A'
'TLEN' (Length)                                     '175266'
'TPE1' (Lead performer(s)/Soloist(s))               'Les Paul & Mary Ford'
'TPOS' (Part of a set)                              '29/48'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['guitar', 'jazz', '50s', 'pop', 'oldies']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.82 dB'
'TXXX:replaygain_track_peak'                        '0.511905'
'WOAR:CD Time-Life HPD-36'                          WOAR(url='CD Time-Life HPD-36')

========================== row from database ==========================
                                              'id'  767107
                                            'path'  /data/Music/Bulk/0playlists/0novelty themes/sexy/Les Paul & Mary Ford - Smoke Rings.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  175
                                           'genre'  set-th-sex
                                        'filesize'  4222224
                                           'mtime'  1620343519
                                   'redo_metaread'  0
                                        'rest_str'   0playlists 0novelty themes sexy set th sex
                                      'tag_artist'  Les Paul & Mary Ford
                                     'tag_release'  Your Hit Parade * The '50s Pop Revival
                                       'tag_title'  Smoke Rings
                                             'bpm'  143.213
                                    'search_title'  'rings':2 'smoke':1
                                   'search_artist'  'ford':4 'les':1 'mary':3 'paul':2
                                  'search_release'  '50s':5,6 'hit':2 'parade':3 'pop':7 'revival':8 'the':4 'your':1
                                     'search_rest'  '0novelty':2 '0playlists':1 'set':5 'sex':7 'sexy':4 'th':6 'themes':3
                                    'search_combo'  '0novelty':16 '0playlists':15 '50s':11C,12C 'ford':6B 'hit':8C 'les':3B 'mary':5B 'parade':9C 'paul':4B 'pop':13C 'revival':14C 'rings':2A 'set':19 'sex':21 'sexy':18 'smoke':1A 'th':20 'the':10C 'themes':17 'your':7C
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['guitar', 'jazz', '50s', 'pop', 'oldies']
                                        'tag_date'  1993
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343519.0555193  (2021-05-07 01:25:19)
                             'size'  4222224