======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '189'
                                          'artist'  'Talking Heads'
                                     'text_people'  ''
                                         'release'  'Fear of Music'
                                           'title'  'I Zimbra'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
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 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'alternative', 'post punk', 'rock']"
                                     'discogstags'  "['new wave', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '11'
                                            'date'  '1979'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '113.010'
                                             'key'  '4A'
                                        'acoustid'  'f596eaad-3c5b-4adc-bc6e-847ae303287e'
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '113.010'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDOR' (Original release time)                      '1979'
'TDRC' (Recording time)                             '1979-08-03'
'TIT2' (Title/songname/content description)         'I Zimbra'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Talking Heads'
'TPE2' (Band/orchestra/accompaniment)               'Talking Heads'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Sire Records'
'TRCK' (Track number/Position in set)               '1/11'
'TSO2'                                              'Talking Heads'
'TSOP' (Performer sort order)                       'Talking Heads'
'TSRC' (ISRC (international standard recording code))  'USWB19900866'
'TXXX:ASIN'                                         'B0050AR5NK'
'TXXX:Acoustid Id'                                  'f596eaad-3c5b-4adc-bc6e-847ae303287e'
'TXXX:CATALOGNUMBER'                                'SRK 6076'
'TXXX:Mp3gain_minmax'                               '000,194'
'TXXX:Mp3gain_undo'                                 '-001,-001,N'
'TXXX:MusicBrainz Album Artist Id'                  'a94a7155-c79d-4409-9fcf-220cb0e4dc3a'
'TXXX:MusicBrainz Album Id'                         '59d0000a-d099-447e-8ef6-e5b83e9ebafe'
'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: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'                                  ['new wave', 'rock']
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'alternative', 'post punk', 'rock']
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.68 dB'
'TXXX:replaygain_track_peak'                        '0.840632'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'87263f82-6bc9-437c-a49c-d26f845e7370')

========================== row from database ==========================
                                              'id'  1301031
                                            'path'  /data/Music/Bulk/00poprockelectronic/Talking Heads/Talking Heads - Fear Of Music - I Zimbra.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  189
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  3028694
                                           'mtime'  1620572166
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Of electronic we new wave or post punk
                                      'tag_artist'  Talking Heads
                                     'tag_release'  Fear of Music
                                       'tag_title'  I Zimbra
                                             'bpm'  113.01
                                    'search_title'  'i':1 'zimbra':2
                                   'search_artist'  'heads':2 'talking':1
                                  'search_release'  'fear':1 'music':3 'of':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':3 'new':5 'of':2 'or':7 'post':8 'punk':9 'wave':6 'we':4
                                    'search_combo'  '00poprockelectronic':8 'electronic':10 'fear':5C 'heads':4B 'i':1A 'music':7C 'new':12 'of':6C,9 'or':14 'post':15 'punk':16 'talking':3B 'wave':13 'we':11 'zimbra':2A
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'alternative', 'post punk', 'rock']
                                        'tag_date'  1979
                                     'discogstags'  ['new wave', 'rock']

============================== file details ==============================
                                           'mtime'  1620572166.3152232  (2021-05-09 16:56:06)
                             'size'  3028694