======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '234'
                                          'artist'  'Imam Baildi'
                                     'text_people'  ''
                                         'release'  'The Imam Baildi Cookbook'
                                           'title'  'Egypt Strut'
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 "'Q-CHART-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['balkan', 'greek', 'greek fusion', 'electronic', 'greek electronica']"
                                     'discogstags'  "['folk, world, & country']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '15'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'loc-eur-greece'
                                             'bpm'  '117.9'
                                             'key'  '6A'
                                        'acoustid'  '3d5283c1-11c1-4463-8cf7-4370c6832a58'
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '117.9'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-greece'
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Egypt Strut'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Imam Baildi'
'TPE2' (Band/orchestra/accompaniment)               'Imam Baildi'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'EMI Music Greece'
'TRCK' (Track number/Position in set)               '9/15'
'TSO2'                                              'Imam Baildi'
'TSOP' (Performer sort order)                       'Imam Baildi'
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'TXXX:Acoustid Id'                                  '3d5283c1-11c1-4463-8cf7-4370c6832a58'
'TXXX:Artists'                                      'Imam Baildi'
'TXXX:BARCODE'                                      '5099907184222'
'TXXX:CATALOGNUMBER'                                '50999071842 2 2'
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'TXXX:MusicBrainz Album Id'                         '9410a978-f681-4dea-a900-26a8c2c7e69c'
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'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'b38a7a54-d881-4320-807d-d0ce6a5b45a3'
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'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Grek'
'TXXX:discogstags'                                  'folk, world, & country'
'TXXX:lastfmtags'                                   ['balkan', 'greek', 'greek fusion', 'electronic', 'greek electronica']
'TXXX:originalyear'                                 '2010'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-8.80 dB'
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========================== row from database ==========================
                                              'id'  1482512
                                            'path'  /data/Music/Bulk/00poprockelectronic/imam baildi - cookbook 2010 greece  electro-folk +/09 egypt strut.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  234
                                           'genre'  loc-eur-greece
                                        'filesize'  5691201
                                           'mtime'  1621630244
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic imam baildi cookbook 2010 greece electro folk + 09 egypt strut loc eur greece
                                      'tag_artist'  Imam Baildi
                                     'tag_release'  The Imam Baildi Cookbook
                                       'tag_title'  Egypt Strut
                                             'bpm'  117.9
                                    'search_title'  'egypt':1 'strut':2
                                   'search_artist'  'baildi':2 'imam':1
                                  'search_release'  'baildi':3 'cookbook':4 'imam':2 'the':1
                                     'search_rest'  '00poprockelectronic':1 '2010':5 'baildi':3 'cookbook':4 'egypt':9 'electro':7 'eur':12 'folk':8 'greece':6 'imam':2 'loc':11 'strut':10
                                    'search_combo'  '00poprockelectronic':9 '2010':13 'baildi':4B,7C,11 'cookbook':8C,12 'egypt':1A,17 'electro':15 'eur':20 'folk':16 'greece':14 'imam':3B,6C,10 'loc':19 'strut':2A,18 'the':5C
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-2', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4']
                                      'lastfmtags'  ['balkan', 'greek', 'greek fusion', 'electronic', 'greek electronica']
                                        'tag_date'  2010
                                     'discogstags'  ['folk, world, & country']

============================== file details ==============================
                                           'mtime'  1621630243.6732912  (2021-05-21 22:50:43)
                             'size'  5691201