======================== unified (from filesystem) ========================
                                         'bitrate'  '149.081'
                                        'duration'  '134'
                                          'artist'  'John Lee Hooker'
                                     'text_people'  'John Lee Hooker'
                                         'release'  "Jack O' Diamonds: 1949 Recordings"
                                           'title'  "She's Real Gone"
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-3', 'Q-LOCALNESS-3', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['guitar', 'blues', 'jazz', 'delta blues', 'classic blues']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  ''
                                            'date'  '1949'
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues'
                                             'bpm'  '93.673'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Jack O' Diamonds: 1949 Recordings"
'TBPM' (BPM (beats per minute))                     '93.673'
'TCOM' (Composer)                                   'John Lee Hooker'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-blues'
'TDRC' (Recording time)                             '1949'
'TIT2' (Title/songname/content description)         "She's Real Gone"
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'John Lee Hooker'
'TPE2' (Band/orchestra/accompaniment)               'John Lee Hooker'
'TPUB' (Publisher)                                  'Eagle'
'TRCK' (Track number/Position in set)               '18'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf56.40.101'
'TXXX:DeviceConformanceTemplate'                    'L1'
'TXXX:IsVBR'                                        '0'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:WM/EncodingTime'                              '18446744072504899584'
'TXXX:WM/MediaPrimaryClassID'                       '{D1607DBC-E323-4BE2-86A1-48A42A28441E}'
'TXXX:WM/Provider'                                  'AMG'
'TXXX:WM/ProviderRating'                            '6'
'TXXX:WM/ProviderStyle'                             'Blues'
'TXXX:WM/UniqueFileIdentifier'                      'AMGa_id=R   687642;AMGp_id=P      371;AMGt_id=T  7013447'
'TXXX:WM/WMADRCAverageReference'                    '6384'
'TXXX:WM/WMADRCPeakReference'                       '32718'
'TXXX:WM/Year'                                      '2004'
'TXXX:WMFSDKNeeded'                                 '0.0.0.0000'
'TXXX:WMFSDKVersion'                                '10.00.00.3802'
'TXXX:lastfmtags'                                   ['guitar', 'blues', 'jazz', 'delta blues', 'classic blues']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+2.23 dB'
'TXXX:replaygain_track_peak'                        '0.516793'

========================== row from database ==========================
                                              'id'  1528578
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/John Lee Hooker - Jack O_ Diamonds- 1949 Recordings/18 She_s Real Gone.wma.mp3
                                         'working'  None
                                         'bitrate'  149
                                    'duration_sec'  134
                                           'genre'  prerock-jb-blues
                                        'filesize'  2511570
                                           'mtime'  1620402336
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country O_ 18 She_s Gone.wma prerock jb blues
                                      'tag_artist'  John Lee Hooker
                                     'tag_release'  Jack O' Diamonds: 1949 Recordings
                                       'tag_title'  She's Real Gone
                                             'bpm'  93.673
                                    'search_title'  'gone':5 'real':4 's':2 'she':1 'shes':3
                                   'search_artist'  'hooker':3 'john':1 'lee':2
                                  'search_release'  '1949':6 'diamonds':4,5 'jack':1 'o':2,3 'recordings':7
                                     'search_rest'  '18':6 'blues':14 'country':4 'exotica':2 'gone':9 'gonewma':11 'jazz':1 'jb':13 'o':5 'oldies':3 'prerock':12 's':8 'she':7 'wma':10
                                    'search_combo'  '18':21 '1949':14C 'blues':29 'country':19 'diamonds':12C,13C 'exotica':17 'gone':5A,24 'gonewma':26 'hooker':8B 'jack':9C 'jazz':16 'jb':28 'john':6B 'lee':7B 'o':10C,11C,20 'oldies':18 'prerock':27 'real':4A 'recordings':15C 's':2A,23 'she':1A,22 'shes':3A 'wma':25
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['guitar', 'blues', 'jazz', 'delta blues', 'classic blues']
                                        'tag_date'  1949
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620402335.959191  (2021-05-07 17:45:35)
                             'size'  2511570