======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '307'
                                          'artist'  'Charanjit Singh'
                                     'text_people'  ''
                                         'release'  'The Top 100 Tracks of 2010'
                                           'title'  'RAGA BAIRAGI'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-4', 'q-chart-2', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                                      'lastfmtags'  "['acid house', 'acid', 'electronic', 'experimental', 'disco']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '135.819'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Top 100 Tracks of 2010'
'TBPM' (BPM (beats per minute))                     '135.819'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'RAGA BAIRAGI'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Charanjit Singh'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['acid house', 'acid', 'electronic', 'experimental', 'disco']
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '4'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.03 dB'
'TXXX:replaygain_track_peak'                        '0.354109'

========================== row from database ==========================
                                              'id'  1312788
                                            'path'  /data/Music/Bulk/00poprockelectronic/Africa HiTech - The Top 100 Tracks of 2010/Charanjit_Singh-RAGA_BAIRAGI.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  307
                                           'genre'  electronic-unsorted
                                        'filesize'  12318267
                                           'mtime'  1620566976
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Africa HiTech Charanjit_Singh RAGA_BAIRAGI electronic unsorted
                                      'tag_artist'  Charanjit Singh
                                     'tag_release'  The Top 100 Tracks of 2010
                                       'tag_title'  RAGA BAIRAGI
                                             'bpm'  135.819
                                    'search_title'  'bairagi':2 'raga':1
                                   'search_artist'  'charanjit':1 'singh':2
                                  'search_release'  '100':3 '2010':6 'of':5 'the':1 'top':2 'tracks':4
                                     'search_rest'  '00poprockelectronic':1 'africa':2 'bairagi':7 'charanjit':4 'electronic':8 'hi':10 'hitech':3 'raga':6 'singh':5 'tech':11 'unsorted':9
                                    'search_combo'  '00poprockelectronic':11 '100':7C '2010':10C 'africa':12 'bairagi':2A,17 'charanjit':3B,14 'electronic':18 'hi':20 'hitech':13 'of':9C 'raga':1A,16 'singh':4B,15 'tech':21 'the':5C 'top':6C 'tracks':8C 'unsorted':19
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-4', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['acid house', 'acid', 'electronic', 'experimental', 'disco']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620566976.2801297  (2021-05-09 15:29:36)
                             'size'  12318267