======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '199'
                                          'artist'  "L'Chaim"
                                     'text_people'  ''
                                         'release'  'Gipsy Trouble'
                                           'title'  'Il circo delle anime'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['delft', 'jiddish', 'klezmer', 'folk', 'dutch']"
                                     'discogstags'  "['folk, world, & country', 'klezmer']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer;mi-brass'
                                             'bpm'  '140.044'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:cover'                                        type PictureType.COVER_FRONT (Cover (front)) b'cover'
                                     
'TALB' (Album/Movie/Show title)                     'Gipsy Trouble'
'TBPM' (BPM (beats per minute))                     '140.044'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-gypsy or balkan or klezmer', 'mi-brass']
'TDRC' (Recording time)                             '2011'
'TIT2' (Title/songname/content description)         'Il circo delle anime'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               "L'Chaim"
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['folk, world, & country', 'klezmer']
'TXXX:lastfmtags'                                   ['delft', 'jiddish', 'klezmer', 'folk', 'dutch']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.93 dB'
'TXXX:replaygain_track_peak'                        '0.378630'

========================== row from database ==========================
                                              'id'  1421993
                                            'path'  /data/Music/Bulk/00localcharacter/[LM]lchaim/LChaim - Gipsy Trouble - 09 Il circo delle anime.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  199
                                           'genre'  loc-style-gypsy or balkan or klezmer;mi-brass
                                        'filesize'  8139657
                                           'mtime'  1620530032
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter [LM]lchaim LChaim 09 loc style gypsy or balkan or klezmer;mi brass
                                      'tag_artist'  L'Chaim
                                     'tag_release'  Gipsy Trouble
                                       'tag_title'  Il circo delle anime
                                             'bpm'  140.044
                                    'search_title'  'anime':4 'circo':2 'delle':3 'il':1
                                   'search_artist'  'chaim':2 'l':1 'lchaim':3
                                  'search_release'  'gipsy':1 'trouble':2
                                     'search_rest'  'balkan':9 'brass':14 'gypsy':7 'klezmer':10,12 'lchaim':2,4 'lm':1 'lmlchaim':3 'loc':5 'mi':11,13 'or':8 'style':6
                                    'search_combo'  'anime':4A 'balkan':18 'brass':23 'chaim':6B 'circo':2A 'delle':3A 'gipsy':8C 'gypsy':16 'il':1A 'klezmer':19,21 'l':5B 'lchaim':7B,11,13 'lm':10 'lmlchaim':12 'loc':14 'mi':20,22 'or':17 'style':15 'trouble':9C
                                    '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-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['delft', 'jiddish', 'klezmer', 'folk', 'dutch']
                                        'tag_date'  2011
                                     'discogstags'  ['folk, world, & country', 'klezmer']

============================== file details ==============================
                                           'mtime'  1620530032.1247  (2021-05-09 05:13:52)
                             'size'  8139657