======================== unified (from filesystem) ========================
                                         'bitrate'  '120.156'
                                        'duration'  '151'
                                          'artist'  'Kari Peitsamo'
                                     'text_people'  ''
                                         'release'  'Dimitri - Suomi Masaa'
                                           'title'  'Ilpo'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['finnish', 'rock', 'singer-songwriter', 'blues', 'avant-garde']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-eur-northern-finland'
                                             'bpm'  '121.3'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dimitri - Suomi Masaa'
'TBPM' (BPM (beats per minute))                     '121.3'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-northern-finland'
'TIT2' (Title/songname/content description)         'Ilpo'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kari Peitsamo'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf58.45.100'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['finnish', 'rock', 'singer-songwriter', 'blues', 'avant-garde']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.94 dB'
'TXXX:replaygain_track_peak'                        '0.560383'
'TXXX:youtube'                                      'XmXmO_GvCDA'

========================== row from database ==========================
                                              'id'  1477217
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/SuomiMusaa/Kari Peitsamo - Ilpo-XmXmO_GvCDA.mp3
                                         'working'  None
                                         'bitrate'  120
                                    'duration_sec'  151
                                           'genre'  loc-eur-northern-finland
                                        'filesize'  2273414
                                           'mtime'  1621628563
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm SuomiMusaa XmXmO_GvCDA loc eur northern finland
                                      'tag_artist'  Kari Peitsamo
                                     'tag_release'  Dimitri - Suomi Masaa
                                       'tag_title'  Ilpo
                                             'bpm'  121.3
                                    'search_title'  'ilpo':1
                                   'search_artist'  'kari':1 'peitsamo':2
                                  'search_release'  'dimitri':1 'masaa':3 'suomi':2
                                     'search_rest'  'cda':13 'eur':5 'finland':7 'gv':12 'gvcda':3 'loc':4 'musaa':9 'northern':6 'o':11 'suomi':8 'suomimusaa':1 'xm':10 'xmxmo':2
                                    'search_combo'  'cda':19 'dimitri':4C 'eur':11 'finland':13 'gv':18 'gvcda':9 'ilpo':1A 'kari':2B 'loc':10 'masaa':6C 'musaa':15 'northern':12 'o':17 'peitsamo':3B 'suomi':5C,14 'suomimusaa':7 'xm':16 'xmxmo':8
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-3', 'Q-SYN-2', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['finnish', 'rock', 'singer-songwriter', 'blues', 'avant-garde']
                                        'tag_date'  
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1621628563.4353983  (2021-05-21 22:22:43)
                             'size'  2273414