======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '349'
                                          'artist'  'Alan Tew w. David Lindup, Johnny Pearson'
                                     'text_people'  ''
                                         'release'  'Easy Instr 70s'
                                           'title'  ("Samples LP 'Themes Main Themes And Sig Tunes' (International Music TIM 1003 "
 "Lib. '73)")
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '141.0'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Easy Instr 70s'
'TBPM' (BPM (beats per minute))                     '141.0'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         ("Samples LP 'Themes Main Themes And Sig Tunes' (International Music TIM 1003 "
 "Lib. '73)")
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Alan Tew w. David Lindup, Johnny Pearson'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.12 dB'
'TXXX:replaygain_track_peak'                        '0.877720'

========================== row from database ==========================
                                              'id'  1526572
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/EASY Instr 70_s/Alan Tew w. David Lindup, Johnny Pearson - Samples LP _Themes Main Themes And Sig Tunes_ (International Music TIM 1003 Lib. _73).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  349
                                           'genre'  funk or soul
                                        'filesize'  13998550
                                           'mtime'  1628357788
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul EASY 70_s _Themes Tunes_ _73) funk or soul
                                      'tag_artist'  Alan Tew w. David Lindup, Johnny Pearson
                                     'tag_release'  Easy Instr 70s
                                       'tag_title'  Samples LP 'Themes Main Themes And Sig Tunes' (International Music TIM 1003 Lib. '73)
                                             'bpm'  141.0
                                    'search_title'  '1003':14 '73':17,18 'and':6 'international':10,11 'lib':15,16 'lp':2 'main':5 'music':12 'samples':1 'sig':7 'themes':3,4 'tim':13 'tunes':8,9
                                   'search_artist'  'alan':1 'david':5 'johnny':8 'lindup':6,7 'pearson':9 'tew':2 'w':3,4
                                  'search_release'  '70s':3 'easy':1 'instr':2
                                     'search_rest'  '70':5 '73':9,10 'easy':4 'funk':2 'or':11 's':6 'soul':3 'swing':1 'themes':7 'tunes':8
                                    'search_combo'  '1003':14A '70':35 '70s':30C '73':17A,18A,39,40 'alan':19B 'and':6A 'david':23B 'easy':28C,34 'funk':32 'instr':29C 'international':10A,11A 'johnny':26B 'lib':15A,16A 'lindup':24B,25B 'lp':2A 'main':5A 'music':12A 'or':41 'pearson':27B 's':36 'samples':1A 'sig':7A 'soul':33 'swing':31 'tew':20B 'themes':3A,4A,37 'tim':13A 'tunes':8A,9A,38 'w':21B,22B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357788.0607245  (2021-08-07 19:36:28)
                             'size'  13998550