======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '274'
                                          'artist'  'Red Elvises'
                                     'text_people'  ''
                                         'release'  'Shake Your Pelvis'
                                           'title'  'Everybody Disco'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['surf', 'surf rock', 'psychobilly', 'rockabilly', 'rock', 'russian']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '14'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf;loc-russia'
                                             'bpm'  '140.044'
                                             'key'  '8A'
                                        'acoustid'  '9e6f67de-5f31-4ec9-bfd3-90ef838b0f95'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Shake Your Pelvis'
'TBPM' (BPM (beats per minute))                     '140.044'
'TCON' (Content type, a.k.a. Genre)                 ['rock-pop-surf', 'loc-russia']
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000-04-11'
'TIT2' (Title/songname/content description)         'Everybody Disco'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Red Elvises'
'TPE2' (Band/orchestra/accompaniment)               'Red Elvises'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Shooba-Doobah Records'
'TRCK' (Track number/Position in set)               '1/14'
'TSO2'                                              'Red Elvises'
'TSOP' (Performer sort order)                       'Red Elvises'
'TXXX:ASIN'                                         'B00004S5F8'
'TXXX:Acoustid Id'                                  '9e6f67de-5f31-4ec9-bfd3-90ef838b0f95'
'TXXX:BARCODE'                                      '712625501427'
'TXXX:CATALOGNUMBER'                                'SBD 5014-CD'
'TXXX:MusicBrainz Album Artist Id'                  '30480808-4c03-432c-9e94-dd3b12d4e127'
'TXXX:MusicBrainz Album Id'                         '12a413f7-7843-4407-89ec-37266102250e'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '30480808-4c03-432c-9e94-dd3b12d4e127'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['surf', 'surf rock', 'psychobilly', 'rockabilly', 'rock', 'russian']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.06 dB'
'TXXX:replaygain_track_peak'                        '0.504055'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'7087604e-e598-4f3c-ba6e-b3b8d30fa689')

========================== row from database ==========================
                                              'id'  1420640
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Red Elvises/2000 Shake Your Pelvis/1 - Everybody Disco.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  274
                                           'genre'  rock-pop-surf;loc-russia
                                        'filesize'  10969280
                                           'mtime'  1620737071
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner 2000 1 rock pop surf;loc russia
                                      'tag_artist'  Red Elvises
                                     'tag_release'  Shake Your Pelvis
                                       'tag_title'  Everybody Disco
                                             'bpm'  140.044
                                    'search_title'  'disco':2 'everybody':1
                                   'search_artist'  'elvises':2 'red':1
                                  'search_release'  'pelvis':3 'shake':1 'your':2
                                     'search_rest'  '1':6 '2000':5 'garage':2 'loc':10,12 'pop':8 'punk':1 'rock':7 'russia':13 'stoner':4 'surf':3,9,11
                                    'search_combo'  '1':13 '2000':12 'disco':2A 'elvises':4B 'everybody':1A 'garage':9 'loc':17,19 'pelvis':7C 'pop':15 'punk':8 'red':3B 'rock':14 'russia':20 'shake':5C 'stoner':11 'surf':10,16,18 'your':6C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['surf', 'surf rock', 'psychobilly', 'rockabilly', 'rock', 'russian']
                                        'tag_date'  2000
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737070.732963  (2021-05-11 14:44:30)
                             'size'  10969280