======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '211'
                                          'artist'  'Talking Heads'
                                     'text_people'  ''
                                         'release'  'True Stories'
                                           'title'  'Radio Head'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'alternative', 'post punk', 'rock']"
                                     'discogstags'  "['rock', 'leftfield', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '12'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '123'
                                             'key'  '9B'
                                        'acoustid'  'e1014880-7386-4607-9241-09129cd780a4'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'True Stories'
'TBPM' (BPM (beats per minute))                     '123'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDOR' (Original release time)                      '1986'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Radio Head'
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'DualDisc (CD side)'
'TPE1' (Lead performer(s)/Soloist(s))               'Talking Heads'
'TPE2' (Band/orchestra/accompaniment)               'Talking Heads'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'Rhino/Sire Records'
'TRCK' (Track number/Position in set)               '6/12'
'TSO2'                                              'Talking Heads'
'TSOP' (Performer sort order)                       'Talking Heads'
'TSRC' (ISRC (international standard recording code))  'GB01A0500097/GBO1A0500097'
'TSST' (Set subtitle)                               'Original Album Remastered Stereo'
'TXXX:Acoustid Id'                                  'e1014880-7386-4607-9241-09129cd780a4'
'TXXX:Artists'                                      'Talking Heads'
'TXXX:BARCODE'                                      '081227645526'
'TXXX:CATALOGNUMBER'                                'R2 76455'
'TXXX:Mp3gain_minmax'                               '000,192'
'TXXX:Mp3gain_undo'                                 '+001,+001,N'
'TXXX:MusicBrainz Album Artist Id'                  'a94a7155-c79d-4409-9fcf-220cb0e4dc3a'
'TXXX:MusicBrainz Album Id'                         '672620a1-3a57-4a58-8c18-deb46bd8ed1a'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'a94a7155-c79d-4409-9fcf-220cb0e4dc3a'
'TXXX:MusicBrainz Release Group Id'                 '57e52e6a-548c-4255-89a1-806c49e14432'
'TXXX:MusicBrainz Release Track Id'                 '96c6209c-cf6a-41c4-9ebf-b2f170cb35bc'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'leftfield', 'indie rock']
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'alternative', 'post punk', 'rock']
'TXXX:originalyear'                                 '1986'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.22 dB'
'TXXX:replaygain_track_peak'                        '0.815522'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'21961032-e56f-4316-97a0-6b0452401349')

========================== row from database ==========================
                                              'id'  1294943
                                            'path'  /data/Music/Bulk/00poprockelectronic/Talking Heads/Talking Heads - True Stories - Radio Head.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  211
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  3441254
                                           'mtime'  1620572173
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic electronic we new wave post punk
                                      'tag_artist'  Talking Heads
                                     'tag_release'  True Stories
                                       'tag_title'  Radio Head
                                             'bpm'  123.0
                                    'search_title'  'head':2 'radio':1
                                   'search_artist'  'heads':2 'talking':1
                                  'search_release'  'stories':2 'true':1
                                     'search_rest'  '00poprockelectronic':1 'electronic':2 'new':4 'post':6 'punk':7 'wave':5 'we':3
                                    'search_combo'  '00poprockelectronic':7 'electronic':8 'head':2A 'heads':4B 'new':10 'post':12 'punk':13 'radio':1A 'stories':6C 'talking':3B 'true':5C 'wave':11 'we':9
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'alternative', 'post punk', 'rock']
                                        'tag_date'  2006
                                     'discogstags'  ['rock', 'leftfield', 'indie rock']

============================== file details ==============================
                                           'mtime'  1620572173.0843487  (2021-05-09 16:56:13)
                             'size'  3441254