======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '224'
                                          'artist'  'Gibson Brothers'
                                     'text_people'  ''
                                         'release'  'miscitalo'
                                           'title'  'Cuba'
                                           'quals'  ("['Q-HAP-4', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['country', '70s', 'bluegrass', 'funk', 'disco']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '121.555'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'miscitalo'
'TBPM' (BPM (beats per minute))                     '121.555'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Cuba'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Gibson Brothers'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['country', '70s', 'bluegrass', 'funk', 'disco']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.69 dB'
'TXXX:replaygain_track_peak'                        '0.539488'

========================== row from database ==========================
                                              'id'  1313692
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Gibson Brothers__20 Cool Latin Grooves__cifsb6f7.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  224
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  5388942
                                           'mtime'  1620540298
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Brothers__20 Cool Latin Grooves__cifsb6f7 electronic we disco or
                                      'tag_artist'  Gibson Brothers
                                     'tag_release'  miscitalo
                                       'tag_title'  Cuba
                                             'bpm'  121.555
                                    'search_title'  'cuba':1
                                   'search_artist'  'brothers':2 'gibson':1
                                  'search_release'  'miscitalo':1
                                     'search_rest'  '00poprockelectronic':1 '20':8 'brothers':7 'cifsb6f7':12 'cool':9 'disco':15 'electronic':13 'files':5,6 'grooves':11 'latin':10 'loose':3,4 'or':16 'unsorted':2 'we':14
                                    'search_combo'  '00poprockelectronic':5 '20':12 'brothers':3B,11 'cifsb6f7':16 'cool':13 'cuba':1A 'disco':19 'electronic':17 'files':9,10 'gibson':2B 'grooves':15 'latin':14 'loose':7,8 'miscitalo':4C 'or':20 'unsorted':6 'we':18
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-4', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['country', '70s', 'bluegrass', 'funk', 'disco']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620540297.7074325  (2021-05-09 08:04:57)
                             'size'  5388942