======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '168'
                                          'artist'  'Jean Moscopol'
                                     'text_people'  'Ionel Fernic'
                                         'release'  'Echoes from AFAR -vol.1-'
                                           'title'  'Mai Spune Mi Inca Odata'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-LOCALNESS-3', 'Q-OLDST-1', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['romanian tango', 'romanian', 'tango']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '03'
                                      'tracktotal'  ''
                                            'date'  '1935'
                                        'comments'  ''
                                           'genre'  'loc-style-tango or milonga;loc-unsorted'
                                             'bpm'  '111.3'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Echoes from AFAR -vol.1-'
'TBPM' (BPM (beats per minute))                     '111.3'
'TCOM' (Composer)                                   'Ionel Fernic'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-tango or milonga', 'loc-unsorted']
'TDRC' (Recording time)                             '1935'
'TENC' (Encoded by)                                 'FrenchTanguero'
'TIT2' (Title/songname/content description)         'Mai Spune Mi Inca Odata'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jean Moscopol'
'TRCK' (Track number/Position in set)               '03'
'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:lastfmtags'                                   ['romanian tango', 'romanian', 'tango']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.58 dB'
'TXXX:replaygain_track_peak'                        '0.430134'

========================== row from database ==========================
                                              'id'  1388889
                                            'path'  /data/Music/Bulk/00localcharacter/Jean Moscopol - v.a. - [1935] - Old World Tangos  [vol 1] - Echoes from Afar/03 - Jean Moscopol - Mai Spune-Mi Inca-Odata.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  168
                                           'genre'  loc-style-tango or milonga;loc-unsorted
                                        'filesize'  4053861
                                           'mtime'  1620528221
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter v.a. [1935] Old World Tangos [vol 1] Afar 03 loc style tango or milonga;loc unsorted
                                      'tag_artist'  Jean Moscopol
                                     'tag_release'  Echoes from AFAR -vol.1-
                                       'tag_title'  Mai Spune Mi Inca Odata
                                             'bpm'  111.3
                                    'search_title'  'inca':4 'mai':1 'mi':3 'odata':5 'spune':2
                                   'search_artist'  'jean':1 'moscopol':2
                                  'search_release'  '1':5 'afar':3 'echoes':1 'from':2 'vol':4 'vol1':6
                                     'search_rest'  '1':11,12 '1935':4,5 'a':2 'afar':13 'loc':14,19,21 'milonga':18,20 'old':6 'or':17 'style':15 'tango':16 'tangos':8 'unsorted':22 'v':1 'va':3 'vol':9,10 'world':7
                                    'search_combo'  '1':12C,24,25 '1935':17,18 'a':15 'afar':10C,26 'echoes':8C 'from':9C 'inca':4A 'jean':6B 'loc':27,32,34 'mai':1A 'mi':3A 'milonga':31,33 'moscopol':7B 'odata':5A 'old':19 'or':30 'spune':2A 'style':28 'tango':29 'tangos':21 'unsorted':35 'v':14 'va':16 'vol':11C,22,23 'vol1':13C 'world':20
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['romanian tango', 'romanian', 'tango']
                                        'tag_date'  1935
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528220.9170964  (2021-05-09 04:43:40)
                             'size'  4053861